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Tools by Category
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Text Tools
Explore a variety of free online text manipulation tools. From text formatting to conversion, find the perfect tool for your needs.
Text SorterSort lines of text alphabetically, numerically, or by length.
Free online text sorting tool that works instantly without uploading your data.
Word CounterFree online word counter tool that counts words, characters, sentences, and paragraphs. Perfect for essays, social media posts, and SEO text analysis.
Duplicates RemoverRemove duplicate lines from text with this free online tool. Clean lists, code, and data by eliminating redundant lines with options for case sensitivity.
Duplicate Word FinderFree online duplicate word finder tool that identifies and highlights repeated words within sentences, paragraphs, or entire documents. Perfect for proofreading, editing, and improving text quality.
Text ReverserEasily reverse text characters, words, or entire lines with this free online text reverser. Create mirror text or reverse content instantly.
Line Numbering ToolAdd line numbers to your text files with this free online tool. Useful for code reviews, documentation, and reference purposes.
Lorem Ipsum GeneratorGenerate customizable Lorem Ipsum placeholder text for your designs, mockups, or documents. Create paragraphs, sentences, or specific word counts with our free online tool.
Lorem Ipsum Advanced GeneratorGenerate customizable Lorem Ipsum placeholder text in 10 languages: Latin, Greek, Cyrillic, Armenian, Georgian, Arabic, Hebrew, Chinese, Japanese, Korean. Advanced formatting with HTML, Markdown, and customizable paragraph styles for multilingual design projects.
Text Diff ToolCompare two blocks of text and highlight differences. Free online tool with line, word, or character comparison modes.
PDF Text ExtractorExtract text content from PDF files with layout preservation options.
Free online PDF text extraction tool that works directly in your browser without uploading files to any server.
Citation GeneratorFree online citation generator tool that creates properly formatted citations in APA, MLA, Chicago, and Harvard styles. Perfect for academic papers, research essays, and bibliographies.
Text Stats AnalyzerAnalyze text statistics including reading time, word length, sentence complexity, and readability scores. Free tool to improve your writing.
String EscaperEscape or unescape strings for JSON, HTML, and URL encoding with this free online tool. Works directly in your browser with no data sent to servers.
Text Case MixerCreate randomly mixed case text with various patterns. Free tool for meme text, stylized content, and fun text effects.
Whitespace CleanerFree online tool to remove excess spaces, tabs, empty lines, and unnecessary whitespace from text. Clean and normalize text with customizable options for better readability.
Case Format ConverterConvert text between camelCase, snake_case, kebab-case, PascalCase, CONSTANT_CASE, and more. Perfect for developers.
Random Line PickerEasily pick one or more random lines from your text. Perfect for giveaways, random selections, and fair distribution with options to avoid duplicates.
Prompt BuilderCreate well-structured AI prompts with templates for ChatGPT, Claude, and Gemini. Save and reuse your best prompt templates.
Unicode Text StylerFree online Unicode text styler tool that converts plain text to fancy styles like 𝒄𝒖𝒓𝒔𝒊𝒗𝒆, 𝕕𝕠𝕦𝕓𝕝𝕖-𝕤𝕥𝕣𝕦𝕔𝕜, 𝓯𝓪𝓷𝓬𝔂 and more. Perfect for social media profiles, messages, and creative writing.
AI Text SimplifierTransform complex academic, technical, or professional text into clear, easy-to-understand content using AI. Perfect for making content accessible to wider audiences, simplifying documentation, or creating educational materials.
AI Text Length AdjusterAutomatically adjust text length to fit specific character limits using AI. Shorten or expand text while preserving the core message and meaning.
Regex TesterTest and debug regular expressions with live matching and highlighting. Validate regex patterns interactively with detailed match info.
Find & ReplaceFree online find and replace tool to search and replace words, phrases, or patterns in your text. Supports case sensitivity, whole word matching, and regular expressions.
AI Key Points ExtractorExtract the most important points from any text using AI. Transform long articles, documents, or meeting notes into concise bullet points or numbered lists.
SVG/Vector Text ExtractorExtract text elements from SVG files and vector graphics. Parse text content, labels, captions, and annotations with positioning data.
Character Distribution AnalyzerVisualize character frequency, categorize by type, and analyze Unicode patterns. Free tool for text analysis and validation.
Text Encryption/DecryptionEncrypt and decrypt text using Caesar, Atbash, Vigenère, ROT13, XOR, and Base64 ciphers. Educational cryptography tool.
AI Text ParaphraserRephrase text while maintaining original meaning using AI. Avoid plagiarism, improve writing style, and adapt for different audiences.
AI Translation HelperTranslate text between 50+ languages using advanced AI models. Get accurate translations that preserve meaning, context, and tone. Perfect for documents, websites, communication, and language learning.
Text Encoding ConverterConvert text between UTF-8, UTF-16, ASCII, ISO-8859-1, Base64, and Hex. See byte representations and debug encoding issues.
Text Indent ManagerAdd, remove, or adjust text indentation. Support for spaces and tabs with selective processing and custom formatting options.
Character Inventory CalculatorCalculate minimum physical characters needed for multiple words, accounting for shared letters. Perfect for word games and analysis.
Word Wrap ToolWrap text to specific line lengths with word wrap, character wrap, hard wrap, and indentation modes. Free online text formatter.
Unicode InspectorAnalyze text to reveal hidden characters, Unicode code points, character categories, and encoding info. Debug text encoding issues.
Word Frequency AnalyzerFree online word frequency analyzer tool that analyzes word distribution, identifies most common words, and visualizes text patterns. Perfect for content analysis, SEO research, and writing optimization.
Text SplitterDivide large text into smaller chunks by characters, words, sentences, or line breaks. Perfect for AI processing and content management.
Text MergerCombine multiple text inputs into one document with custom separators and formatting. Perfect for merging documents and consolidating text.
Text Alignment ToolAlign text left, center, right, or justify with custom width. Perfect for documents, presentations, and code comments formatting.
Markdown PreviewerPreview and convert Markdown to HTML with GitHub Flavored Markdown, syntax highlighting, tables, and task lists. Live preview.
Text RandomizerRandomly shuffle words, sentences, paragraphs, or characters in your text. Free online tool for creative writing, brainstorming, and generating unique text variations.
AI Grammar CheckerCheck your text for grammar, spelling, punctuation, and style issues using AI. Get detailed explanations and instant corrections to improve your writing quality in multiple languages.
Text Template EngineFree online text template engine to create reusable text templates with variable placeholders and fill them with custom values. Supports multiple delimiter styles including {{...}}, [...], %...%, ${...}, and custom delimiters. Perfect for email templates, code snippets, form letters, shell scripts, and automated messages.
Vertical Text GeneratorConvert horizontal text to vertical orientation instantly. Support for Asian languages, design layouts, and creative text formatting with customizable spacing and direction.
Text Margin FormatterAdd margins, padding, and decorative ASCII art borders around text blocks. Perfect for terminal displays, documentation, comments, and creative text formatting.
Subtitle Format ConverterConvert subtitle files between SRT, VTT, ASS, and SUB formats or extract plain text from subtitles. Free online tool with support for multiple subtitle formats and timestamp options.
Zero-Width Character DetectorFree online tool to detect and remove invisible zero-width characters (ZWJ, ZWNJ, ZWS, ZWSP, BOM) that cause formatting issues, security problems, and text parsing errors. Clean your text instantly.
Text RepeaterFree online text repeater tool to duplicate text multiple times with custom delimiters, line separators, and formatting options. Perfect for generating test data, creating patterns, and building lists.
Unicode Character FinderFree online Unicode character finder and browser. Search and copy special symbols, mathematical operators, arrows, currency signs, and more by name, code point, or category with instant preview.
Acronym GeneratorFree online acronym generator and extractor tool to create memorable acronyms from phrases or intelligently extract existing acronyms from text. Perfect for branding, technical writing, and documentation.
Palindrome Checker & GeneratorCheck if text is a palindrome and generate palindromic variations with character-level and word-level modes. Free online tool for palindrome detection and creation.
Sentence Case FixerFix incorrect sentence capitalization automatically. Ensures proper sentence starts, preserves acronyms and proper nouns. Free online text capitalization tool.
Line Prefix/Suffix ToolAdd custom prefixes or suffixes to each line of text. Perfect for code commenting, list formatting, markdown conversion, and text transformation.
Text Heatmap GeneratorVisualize word importance, keyword density, and character frequency with color-coded heatmap overlays. Analyze text patterns and identify key terms visually.
Bullet Point ConverterFree online tool to convert paragraphs to bullet points and bullet lists to paragraphs. Customize bullet styles, indentation, and formatting for better content organization.
Text Readability ScoreFree online text readability score calculator that analyzes your content using multiple algorithms including Flesch-Kincaid Grade Level, SMOG Index, Coleman-Liau Index, and Automated Readability Index. Get instant grade-level recommendations to optimize content for your target audience.
Text Deduplication ToolFree online text deduplication tool using fuzzy matching to remove near-duplicate sentences or paragraphs. Adjustable similarity thresholds for precise duplicate detection and content cleaning.
Text Sorting by LengthSort lines of text by character count or word count with ascending/descending options.
Free online text length sorting tool for organizing text by complexity and size.
Text-to-Braille ConverterConvert text to Braille Unicode characters and vice versa. Free online tool for accessibility, education, and Braille learning. Supports Grade 1 Braille with uppercase and number indicators.
Text to Morse Code ConverterConvert text to Morse code and vice versa with customizable dot and dash symbols. Features audio playback for Morse code learning and practice.
Image Tools
Free online tools for image manipulation, compression, and conversion. Optimize your images with our easy-to-use utilities.
SVG/Vector Text ExtractorExtract text elements from SVG files and vector graphics. Parse text content, labels, captions, and annotations with positioning data.
Color Palette ExtractorExtract up to 10 dominant colors from images. Get HEX, RGB values and usage percentages. Perfect for design inspiration.
Image Metadata ViewerExtract and view comprehensive metadata from images including EXIF data, camera settings, GPS coordinates, and technical details. Analyze photo information for professional and personal use.
Pure Color Image GeneratorGenerate solid color images in customizable sizes. Create backgrounds, placeholders, and design elements in PNG, JPG, WebP, SVG.
Gradient GeneratorCreate beautiful CSS gradients with a visual editor. Generate linear, radial, and conic gradients with multiple color stops. Perfect for web designers and developers.
Box Shadow GeneratorVisually create CSS box-shadow effects with multiple layers and real-time preview. Generate soft, hard, inset, and neumorphic shadows with precise control over position, blur, spread, and color.
Developer Tools
Essential utilities for developers to format, validate, and debug code. Simplify your development workflow with our free online tools.
Text SorterSort lines of text alphabetically, numerically, or by length.
Free online text sorting tool that works instantly without uploading your data.
Duplicates RemoverRemove duplicate lines from text with this free online tool. Clean lists, code, and data by eliminating redundant lines with options for case sensitivity.
Line Numbering ToolAdd line numbers to your text files with this free online tool. Useful for code reviews, documentation, and reference purposes.
JSON FormatterFormat and beautify JSON data with this free online tool. Easily validate, indent, and make your JSON code readable with our simple formatter.
Lorem Ipsum GeneratorGenerate customizable Lorem Ipsum placeholder text for your designs, mockups, or documents. Create paragraphs, sentences, or specific word counts with our free online tool.
Lorem Ipsum Advanced GeneratorGenerate customizable Lorem Ipsum placeholder text in 10 languages: Latin, Greek, Cyrillic, Armenian, Georgian, Arabic, Hebrew, Chinese, Japanese, Korean. Advanced formatting with HTML, Markdown, and customizable paragraph styles for multilingual design projects.
Base64 Encoder/DecoderEncode text to Base64 or decode Base64 back to text with this free online tool. Works directly in your browser with no data sent to servers.
Base64 to ImageConvert Base64 encoded strings back into downloadable image files with instant preview. Supports all common image formats including PNG, JPG, GIF, WebP, and BMP.
QR Code GeneratorGenerate custom QR codes for URLs, text, or contact information. Customize size, colors, and error correction with this free online QR code generator.
Number Base ConverterFree online number base converter: easily convert between binary, decimal, hexadecimal, and octal number systems. Perfect for programmers and students.
JWT DecoderDecode JSON Web Tokens (JWT) and inspect their headers, payloads, and signatures with this free online tool. Works directly in your browser with no data sent to servers.
Ping ToolFree online ping tool to check website connectivity, measure response time, and test if a server is up. Simple interface with real-time results and no installation needed.
Text Diff ToolCompare two blocks of text and highlight differences. Free online tool with line, word, or character comparison modes.
Color Blindness SimulatorSimulate how images appear with different types of color blindness. Test your designs for accessibility and inclusive design.
Color Picker / ConverterFree online color picker and converter tool that lets you convert between HEX, RGB, and HSL color formats. Perfect for web designers and developers.
Hash GeneratorGenerate cryptographic hash values with SHA-2, SHA-3, MD5, and RIPEMD-160 algorithms. Features security warnings, algorithm explanations, and real-time hash generation. Free, secure, and runs entirely in your browser without sending data to servers.
HMAC GeneratorGenerate HMAC signatures (HMAC-SHA256, HMAC-SHA1, HMAC-SHA512, HMAC-MD5, etc.) using your secret key. All computation runs in the browser; no data is sent to servers.
Random Number GeneratorGenerate random numbers: single or multiple, integers or decimals, with or without duplicates. Perfect for giveaways, games, and sampling.
Random Data GeneratorGenerate realistic sample data with 26 data types and 10 export formats including JSON, CSV, SQL, XML, YAML, TypeScript, and more.
PDF Text ExtractorExtract text content from PDF files with layout preservation options.
Free online PDF text extraction tool that works directly in your browser without uploading files to any server.
String EscaperEscape or unescape strings for JSON, HTML, and URL encoding with this free online tool. Works directly in your browser with no data sent to servers.
Cron Expression ParserParse and visualize cron expressions. Understand, validate, and generate cron schedules. See when your cron jobs will run next.
CSS Animation GeneratorCreate custom CSS animations with keyframes, timing functions, and transitions. Perfect for web developers and designers.
Favicon GeneratorGenerate favicons in all standard sizes for your website. Upload an image and download a complete favicon package with ICO, PNG icons, and web manifest.
URL Encoder/DecoderEncode URLs to make them transmission-safe or decode URL-encoded strings with this free online tool. Supports both encodeURI and encodeURIComponent methods.
Timestamp ConverterFree online Unix timestamp converter. Convert between Unix/Epoch timestamps and human-readable dates. Convert dates to timestamps or timestamps to dates with timezone support.
JSON Path FinderNavigate and extract data from complex JSON structures with our free online JSON Path finder. Easily explore nested objects, find specific values, and generate path expressions.
Case Format ConverterConvert text between camelCase, snake_case, kebab-case, PascalCase, CONSTANT_CASE, and more. Perfect for developers.
Git Command HelperGenerate Git commands for common operations with customizable parameters and options. Find the right syntax for Git operations with our interactive tool.
HTML Escape / UnescapeEasily convert HTML special characters to entities and back with this free online tool. Protect against XSS attacks and display HTML as text safely. Works directly in your browser with no data sent to servers.
UUID GeneratorGenerate RFC-compliant UUIDs (v4, v1, nil) for unique identifiers in databases, applications, tokens, and distributed systems. Create multiple UUIDs at once with customizable formatting.
YAML ↔ JSON ConverterConvert between YAML and JSON formats with this free online tool. Easily transform configuration files, data structures, and API responses between YAML and JSON.
Image to Base64Convert images to Base64 strings directly in your browser with this free tool. Useful for embedding images in HTML, CSS, or JSON without external files.
YouTube Embed GeneratorGenerate custom embed codes for YouTube videos with advanced parameters including autoplay, responsive design, custom dimensions, and player controls. Free online tool for websites and blogs.
AI Code GeneratorTransform ideas into working code with AI. Describe what you need in plain English and generate functional code in multiple languages.
IP Information ToolFree online tool to display detailed information about your IP address including location, ISP, timezone, and more. Check your IP address details instantly.
IP Geolocation ToolFree online IP geolocation tool to find the geographic location of any IP address. Get detailed information including country, city, region, timezone, ISP, and coordinates for IP addresses worldwide.
IPv4/IPv6 ConverterConvert between IPv4 and IPv6 addresses with validation. Check address formats, get detailed information, and validate IP address correctness instantly.
Domain Information ToolFree online tool to check domain registration details, WHOIS information, and DNS records. Find domain owner information, registration dates, and nameservers.
User-Agent ViewerView and analyze your browser's user-agent string with detailed browser, OS, and device information.
Open Graph PreviewerPreview how your links will appear when shared on social media platforms. View and test Open Graph metadata for any URL to optimize your social media presence.
AI Code ExplainerGet clear, human-readable explanations of code snippets. Paste code and understand what it does, how it works, and why it matters.
Regex TesterTest and debug regular expressions with live matching and highlighting. Validate regex patterns interactively with detailed match info.
HTTP Status Code ReferenceComprehensive reference guide for all HTTP status codes with detailed explanations, categorized by type (1xx-5xx). Perfect for web developers, system administrators, and anyone working with HTTP protocols.
PEM ViewerInspect and analyze PEM-encoded certificate files, private keys, and CSRs. Parse SSL certificates and validate PEM structure entirely in your browser with no data sent to servers.
Docker Command GeneratorGenerate Docker commands for common operations with customizable parameters and options. Build, run, manage containers, images, volumes, networks, and Docker Compose commands efficiently. Perfect for beginners learning Docker or experienced developers streamlining their workflow.
HTTP Header ParserParse, analyze, and format raw HTTP headers with categorization, descriptions, and export options. Perfect for debugging web requests, analyzing security headers, and understanding HTTP communication.
bcrypt Hash ToolGenerate and verify bcrypt hashes for secure password storage and authentication systems. Features configurable salt rounds, automatic salt generation, and hash verification. Perfect for developers building secure authentication systems and password storage.
Argon2 Hash ToolGenerate and verify Argon2 hashes for secure password storage using the award-winning password hashing algorithm. Supports Argon2i, Argon2d, and Argon2id variants with configurable memory cost, time cost, and parallelism. Perfect for modern authentication systems requiring the highest level of password security.
HTML Minifier / PrettifierMinify HTML code to reduce file size or prettify HTML for better readability. Remove unnecessary whitespace, format with proper indentation, and optimize your HTML code for web development.
SSL Certificate CheckerVerify HTTPS security, analyze certificate details, check expiration dates, and validate SSL configuration for any domain.
Credit Card ValidatorValidate credit card numbers using the Luhn algorithm. Detect Visa, MasterCard, Amex, and more. Test payment forms and learn about card number structure securely in your browser.
DNS LookupFree online DNS lookup tool to check DNS records for any domain. Query A, AAAA, CNAME, MX, TXT, NS, SOA, PTR, and SRV records with detailed results.
File Metadata ViewerExtract and view file metadata including properties, creation dates, size, MIME types, and technical details for any file type.
UI Color Accessibility CheckerCheck if UI color combinations meet WCAG accessibility standards and guidelines. Validate contrast ratios for AA and AAA compliance with real-time testing and analysis.
Touch Heatmap SimulatorVisualize where users are likely to touch on different mobile screens with customizable heatmaps. Analyze touch patterns, optimize UX design, and test thumb zone accessibility.
AI Big O Complexity CalculatorAI-powered Big O complexity calculator. Analyze algorithm time and space complexity with detailed explanations and optimization suggestions.
3D Model ViewerView and analyze 3D models in OBJ, STL, and PLY formats. Extract statistics, examine mesh geometry, vertices, faces, and dimensions.
Port ScannerFree online port scanner to check open ports on any server or website. Test HTTP, HTTPS, and other common network services with real-time results and detailed analysis.
Text Encoding ConverterConvert text between UTF-8, UTF-16, ASCII, ISO-8859-1, Base64, and Hex. See byte representations and debug encoding issues.
Unicode InspectorAnalyze text to reveal hidden characters, Unicode code points, character categories, and encoding info. Debug text encoding issues.
Sprite Sheet GeneratorCombine sprite images into optimized sheets for game development. Generates JSON metadata with coordinates for easy game engine integration.
HTTP Header AnalyzerAnalyze HTTP headers to check website security, performance, and SEO. Get detailed insights, recommendations, and scores.
Content Security Policy GeneratorGenerate CSP headers to protect against XSS attacks and code injection. Includes security presets and Nginx, Apache, HTML meta configs.
Grid Layout DesignerFree visual CSS Grid layout designer tool that lets you create responsive grid layouts with drag-and-drop interface. Generate production-ready CSS Grid code instantly with customizable columns, rows, gaps, and grid positioning.
Markdown PreviewerPreview and convert Markdown to HTML with GitHub Flavored Markdown, syntax highlighting, tables, and task lists. Live preview.
Random String GeneratorGenerate cryptographically secure random strings for API tokens, passwords, and identifiers. Customize length and character sets.
Browser Notification GeneratorCreate, test, and generate code for browser push notifications. Configure title, body, icons, images, vibration patterns, and behavior options. Perfect for web developers implementing notification features with live preview and JavaScript code generation.
Data Structuring ToolFree online data structuring tool that converts unstructured text into structured data formats like JSON, CSV, YAML, XML, and SQL. Automatically detect patterns in text and transform them into organized, machine-readable data structures. Perfect for parsing logs, notes, configuration files, and preparing data for database import or API consumption.
Keyboard Navigation TesterTest keyboard accessibility and navigation with real-time event tracking, focus visualization, and tab order detection. Ensure WCAG compliance and keyboard-only navigation for web applications.
Game Sound Effect GeneratorCreate authentic 8-bit game sound effects using Web Audio API synthesis. Generate laser, explosion, jump, coin, and custom retro sounds for indie games and prototypes.
CSV Viewer / ParserView, parse, and analyze CSV files online with this free tool. Upload CSV files, visualize data in tables, filter rows, search columns, sort data, and export to different formats. Perfect for data analysis and spreadsheet work.
YouTube Video Info ParserExtract comprehensive metadata from YouTube videos including title, channel, description, duration, view count, upload date, and more. Parse video information from any YouTube URL instantly.
Zero-Width Character DetectorFree online tool to detect and remove invisible zero-width characters (ZWJ, ZWNJ, ZWS, ZWSP, BOM) that cause formatting issues, security problems, and text parsing errors. Clean your text instantly.
Unicode Character FinderFree online Unicode character finder and browser. Search and copy special symbols, mathematical operators, arrows, currency signs, and more by name, code point, or category with instant preview.
Roman Numeral ConverterFree online Roman numeral converter to easily convert between Arabic numbers and Roman numerals (I, V, X, L, C, D, M). Instant bidirectional conversion with validation for numbers 1-3999.
Text Sorting by LengthSort lines of text by character count or word count with ascending/descending options.
Free online text length sorting tool for organizing text by complexity and size.
Gradient GeneratorCreate beautiful CSS gradients with a visual editor. Generate linear, radial, and conic gradients with multiple color stops. Perfect for web designers and developers.
File Hash CalculatorCalculate cryptographic hashes for files to verify integrity and authenticity. Supports MD5, SHA-1, SHA-256, SHA-384, SHA-512, and SHA3 algorithms. Verify file downloads, detect tampering, and create checksums for backup verification. All processing happens locally in your browser for maximum security.
File Size ConverterFree online file size converter to convert between different storage units. Convert bytes to KB, MB to GB, GB to TB and more with instant calculations. Supports both binary (1024) and decimal (1000) conversion systems.
Box Shadow GeneratorVisually create CSS box-shadow effects with multiple layers and real-time preview. Generate soft, hard, inset, and neumorphic shadows with precise control over position, blur, spread, and color.
Algorithm VisualizerVisualize common algorithms step-by-step with animations. Explore sorting (Bubble, Merge, Quick), searching (Linear, Binary), and graph traversal (BFS, DFS) algorithms interactively.
Web Utilities
Helpful utilities for web developers and designers. From network analysis to meta tag generation, find the right tool for your web project.
Password GeneratorGenerate secure, random passwords with custom length and character options. Create strong passwords for better online security without saving your data.
TimerFree online timer with countdown, stopwatch modes, and alarm sound. Easy to use for cooking, workouts, studying, Pomodoro technique, or any timed activity. No login required.
Password Strength CheckerCheck how strong and secure your password is with this free online tool. Get instant feedback on password security without storing your data.
Image ResizerEasily resize your images online without losing quality. Change dimensions, format, and quality with this free browser-based image resizer tool.
Image CompressorCompress your images online and reduce file sizes without significant quality loss. Fast, free, and secure image compression tool that works directly in your browser.
Lorem Ipsum GeneratorGenerate customizable Lorem Ipsum placeholder text for your designs, mockups, or documents. Create paragraphs, sentences, or specific word counts with our free online tool.
Lorem Ipsum Advanced GeneratorGenerate customizable Lorem Ipsum placeholder text in 10 languages: Latin, Greek, Cyrillic, Armenian, Georgian, Arabic, Hebrew, Chinese, Japanese, Korean. Advanced formatting with HTML, Markdown, and customizable paragraph styles for multilingual design projects.
Base64 to ImageConvert Base64 encoded strings back into downloadable image files with instant preview. Supports all common image formats including PNG, JPG, GIF, WebP, and BMP.
QR Code GeneratorGenerate custom QR codes for URLs, text, or contact information. Customize size, colors, and error correction with this free online QR code generator.
Percentage CalculatorCalculate percentages, percent increases, decreases, and find what percent one number is of another. Free online tool.
Ping ToolFree online ping tool to check website connectivity, measure response time, and test if a server is up. Simple interface with real-time results and no installation needed.
Color Picker / ConverterFree online color picker and converter tool that lets you convert between HEX, RGB, and HSL color formats. Perfect for web designers and developers.
Color Scheme GeneratorGenerate beautiful color schemes for design. Create monochromatic, complementary, triadic, and other harmonies instantly.
Date CalculatorFree online date calculator to add or subtract days, weeks, months, years from any date and calculate the exact time difference between two dates. No installation required.
Salary CalculatorFree online salary calculator to convert between hourly, daily, weekly, monthly, and annual wages with tax calculations. Plan your finances with accurate salary conversions.
CSS Animation GeneratorCreate custom CSS animations with keyframes, timing functions, and transitions. Perfect for web developers and designers.
Favicon GeneratorGenerate favicons in all standard sizes for your website. Upload an image and download a complete favicon package with ICO, PNG icons, and web manifest.
URL Encoder/DecoderEncode URLs to make them transmission-safe or decode URL-encoded strings with this free online tool. Supports both encodeURI and encodeURIComponent methods.
Emoji PickerFree online emoji picker with categories, search, and meaning descriptions. Easily browse, find, and copy emojis for social media, messages, or documents.
HTML Escape / UnescapeEasily convert HTML special characters to entities and back with this free online tool. Protect against XSS attacks and display HTML as text safely. Works directly in your browser with no data sent to servers.
StopwatchFree stopwatch with millisecond precision and lap timing. Perfect for sports, workouts, and accurate time tracking with statistics.
Image to Base64Convert images to Base64 strings directly in your browser with this free tool. Useful for embedding images in HTML, CSS, or JSON without external files.
Google Ads CTR Income CalculatorCalculate potential Google Ads income from CTR, impressions, and CPC. Free tool to estimate ad revenue and optimize strategy.
YouTube Thumbnail GrabberExtract high-quality thumbnails from any YouTube video URL. Get maximum resolution thumbnails instantly without API keys.
YouTube Playlist Duration CalculatorCalculate the total duration of any YouTube playlist. Get total hours, minutes, and seconds without installing software.
YouTube Embed GeneratorGenerate custom embed codes for YouTube videos with advanced parameters including autoplay, responsive design, custom dimensions, and player controls. Free online tool for websites and blogs.
YouTube Timestamp GeneratorCreate shareable YouTube links with timestamps for specific video moments. Generate timestamps for video descriptions.
YouTube Shorts Link ConverterConvert YouTube video URLs between regular and Shorts format instantly. Switch between desktop and mobile-optimized links.
IP Information ToolFree online tool to display detailed information about your IP address including location, ISP, timezone, and more. Check your IP address details instantly.
IP Geolocation ToolFree online IP geolocation tool to find the geographic location of any IP address. Get detailed information including country, city, region, timezone, ISP, and coordinates for IP addresses worldwide.
IPv4/IPv6 ConverterConvert between IPv4 and IPv6 addresses with validation. Check address formats, get detailed information, and validate IP address correctness instantly.
Domain Information ToolFree online tool to check domain registration details, WHOIS information, and DNS records. Find domain owner information, registration dates, and nameservers.
User-Agent ViewerView and analyze your browser's user-agent string with detailed browser, OS, and device information.
Open Graph PreviewerPreview how your links will appear when shared on social media platforms. View and test Open Graph metadata for any URL to optimize your social media presence.
Sitemap AnalyzerAnalyze XML sitemaps for errors, statistics, and SEO optimization opportunities. Check sitemap structure, find duplicate URLs, validate metadata, and get SEO recommendations.
HTTP Status Code ReferenceComprehensive reference guide for all HTTP status codes with detailed explanations, categorized by type (1xx-5xx). Perfect for web developers, system administrators, and anyone working with HTTP protocols.
Sudoku GeneratorGenerate solvable Sudoku puzzles with custom grid sizes (4x4, 9x9, 16x16) and difficulty levels. Create puzzles for education, brain training, or entertainment with symmetric patterns and unique solutions.
Color Palette ExtractorExtract up to 10 dominant colors from images. Get HEX, RGB values and usage percentages. Perfect for design inspiration.
GIF OptimizerOptimize animated GIF files to reduce size while maintaining quality. Adjust colors, frame rate, and dimensions for perfect balance.
HTTP Header ParserParse, analyze, and format raw HTTP headers with categorization, descriptions, and export options. Perfect for debugging web requests, analyzing security headers, and understanding HTTP communication.
HTML Minifier / PrettifierMinify HTML code to reduce file size or prettify HTML for better readability. Remove unnecessary whitespace, format with proper indentation, and optimize your HTML code for web development.
Game Score TrackerTrack scores for board games, card games, sports matches, and tournaments. Keep track of players, rounds, and sessions with a digital scoreboard.
SSL Certificate CheckerVerify HTTPS security, analyze certificate details, check expiration dates, and validate SSL configuration for any domain.
Audio Visualizer BuilderCreate stunning audio visualizations from your music files. Generate animated waveforms, frequency bars, and spectrum displays with customizable colors and styles.
Credit Card ValidatorValidate credit card numbers using the Luhn algorithm. Detect Visa, MasterCard, Amex, and more. Test payment forms and learn about card number structure securely in your browser.
Image ConverterConvert images between different formats like PNG, JPG, WebP, and BMP. Free browser-based image conversion tool with quality control and instant downloads.
DNS LookupFree online DNS lookup tool to check DNS records for any domain. Query A, AAAA, CNAME, MX, TXT, NS, SOA, PTR, and SRV records with detailed results.
File Metadata ViewerExtract and view file metadata including properties, creation dates, size, MIME types, and technical details for any file type.
Current Time DisplayDisplay current time in UTC and local timezone with multiple formats. Real-time updating clock with 12-hour, 24-hour, ISO, and more.
Tip CalculatorFree online tip calculator to calculate tips, split bills among multiple people, and determine total costs. Perfect for restaurants, delivery, and service tipping.
Port ScannerFree online port scanner to check open ports on any server or website. Test HTTP, HTTPS, and other common network services with real-time results and detailed analysis.
YouTube Channel Video CounterCount and track the total number of videos on any YouTube channel. Get detailed channel statistics including subscriber count, total views, and recent videos with this free tool.
Focus TimerFree Pomodoro timer with customizable work and break intervals. Boost productivity with audio notifications, session tracking, and preset configurations.
Sleep Time CalculatorFind optimal bedtime and wake times based on 90-minute sleep cycles. Wake up refreshed and avoid sleep inertia with personalized tips.
Robots.txt GeneratorCreate properly formatted robots.txt files to control search engine crawlers and web robots. Generate custom rules for different user agents, add crawl delays, and include sitemap locations.
Video to GIF ConverterConvert video files to animated GIFs with customizable frame rate, quality, and dimensions. Transform MP4, MOV, WebM to GIF.
Pure Color Image GeneratorGenerate solid color images in customizable sizes. Create backgrounds, placeholders, and design elements in PNG, JPG, WebP, SVG.
HTTP Header AnalyzerAnalyze HTTP headers to check website security, performance, and SEO. Get detailed insights, recommendations, and scores.
Grid Layout DesignerFree visual CSS Grid layout designer tool that lets you create responsive grid layouts with drag-and-drop interface. Generate production-ready CSS Grid code instantly with customizable columns, rows, gaps, and grid positioning.
Markdown PreviewerPreview and convert Markdown to HTML with GitHub Flavored Markdown, syntax highlighting, tables, and task lists. Live preview.
Audio ConverterConvert audio files between popular formats like MP3, WAV, OGG, M4A, and FLAC. Easy-to-use browser-based audio converter with quality settings and format options.
Browser Notification GeneratorCreate, test, and generate code for browser push notifications. Configure title, body, icons, images, vibration patterns, and behavior options. Perfect for web developers implementing notification features with live preview and JavaScript code generation.
Keyboard Navigation TesterTest keyboard accessibility and navigation with real-time event tracking, focus visualization, and tab order detection. Ensure WCAG compliance and keyboard-only navigation for web applications.
Emergency Fund CalculatorFree emergency fund calculator to determine your ideal emergency savings based on monthly expenses. Plan for 3-6 months of expenses and track progress toward financial security.
Unit ConverterFree online unit converter to convert between different units of measurement. Convert length, weight, temperature, volume, area, speed, time, and more with instant calculations. Supports metric, imperial, and international unit systems.
Equation SolverSolve mathematical equations instantly with step-by-step solutions. Handle linear, quadratic, and cubic equations with detailed explanations. Free online equation solver.
YouTube Video Info ParserExtract comprehensive metadata from YouTube videos including title, channel, description, duration, view count, upload date, and more. Parse video information from any YouTube URL instantly.
Subtitle Format ConverterConvert subtitle files between SRT, VTT, ASS, and SUB formats or extract plain text from subtitles. Free online tool with support for multiple subtitle formats and timestamp options.
MIDI Keyboard/Synthesizer TesterTest MIDI keyboards and synthesizers directly in your browser with real-time visualization, sound output, and note tracking. Verify MIDI connections, check key response, and troubleshoot MIDI devices without additional software.
Time CalculatorFree online time calculator to add or subtract hours, minutes, seconds to any time, calculate time differences between two times, and convert between 12-hour and 24-hour formats. No installation required.
Scientific CalculatorFree online scientific calculator with trigonometric, logarithmic, exponential functions, and more. Perform complex mathematical operations instantly in your browser.
Gradient GeneratorCreate beautiful CSS gradients with a visual editor. Generate linear, radial, and conic gradients with multiple color stops. Perfect for web designers and developers.
Crossword Puzzle GeneratorGenerate custom crossword puzzles from word lists with automatic grid generation, intelligent word placement, and organized clues. Perfect for education, entertainment, and brain training.
File Hash CalculatorCalculate cryptographic hashes for files to verify integrity and authenticity. Supports MD5, SHA-1, SHA-256, SHA-384, SHA-512, and SHA3 algorithms. Verify file downloads, detect tampering, and create checksums for backup verification. All processing happens locally in your browser for maximum security.
File Size ConverterFree online file size converter to convert between different storage units. Convert bytes to KB, MB to GB, GB to TB and more with instant calculations. Supports both binary (1024) and decimal (1000) conversion systems.
Box Shadow GeneratorVisually create CSS box-shadow effects with multiple layers and real-time preview. Generate soft, hard, inset, and neumorphic shadows with precise control over position, blur, spread, and color.
Time Tools
Track, convert, and manage time with our collection of free online time utilities. Perfect for scheduling and time zone calculations.
TimerFree online timer with countdown, stopwatch modes, and alarm sound. Easy to use for cooking, workouts, studying, Pomodoro technique, or any timed activity. No login required.
Date CalculatorFree online date calculator to add or subtract days, weeks, months, years from any date and calculate the exact time difference between two dates. No installation required.
Cron Expression ParserParse and visualize cron expressions. Understand, validate, and generate cron schedules. See when your cron jobs will run next.
Timestamp ConverterFree online Unix timestamp converter. Convert between Unix/Epoch timestamps and human-readable dates. Convert dates to timestamps or timestamps to dates with timezone support.
StopwatchFree stopwatch with millisecond precision and lap timing. Perfect for sports, workouts, and accurate time tracking with statistics.
YouTube Playlist Duration CalculatorCalculate the total duration of any YouTube playlist. Get total hours, minutes, and seconds without installing software.
YouTube Timestamp GeneratorCreate shareable YouTube links with timestamps for specific video moments. Generate timestamps for video descriptions.
Current Time DisplayDisplay current time in UTC and local timezone with multiple formats. Real-time updating clock with 12-hour, 24-hour, ISO, and more.
Focus TimerFree Pomodoro timer with customizable work and break intervals. Boost productivity with audio notifications, session tracking, and preset configurations.
Sleep Time CalculatorFind optimal bedtime and wake times based on 90-minute sleep cycles. Wake up refreshed and avoid sleep inertia with personalized tips.
Time CalculatorFree online time calculator to add or subtract hours, minutes, seconds to any time, calculate time differences between two times, and convert between 12-hour and 24-hour formats. No installation required.
Security Tools
Enhance your online security with free tools for password generation, encryption, and security validation.
Password GeneratorGenerate secure, random passwords with custom length and character options. Create strong passwords for better online security without saving your data.
Password Strength CheckerCheck how strong and secure your password is with this free online tool. Get instant feedback on password security without storing your data.
Base64 Encoder/DecoderEncode text to Base64 or decode Base64 back to text with this free online tool. Works directly in your browser with no data sent to servers.
JWT DecoderDecode JSON Web Tokens (JWT) and inspect their headers, payloads, and signatures with this free online tool. Works directly in your browser with no data sent to servers.
Hash GeneratorGenerate cryptographic hash values with SHA-2, SHA-3, MD5, and RIPEMD-160 algorithms. Features security warnings, algorithm explanations, and real-time hash generation. Free, secure, and runs entirely in your browser without sending data to servers.
HMAC GeneratorGenerate HMAC signatures (HMAC-SHA256, HMAC-SHA1, HMAC-SHA512, HMAC-MD5, etc.) using your secret key. All computation runs in the browser; no data is sent to servers.
HTML Escape / UnescapeEasily convert HTML special characters to entities and back with this free online tool. Protect against XSS attacks and display HTML as text safely. Works directly in your browser with no data sent to servers.
UUID GeneratorGenerate RFC-compliant UUIDs (v4, v1, nil) for unique identifiers in databases, applications, tokens, and distributed systems. Create multiple UUIDs at once with customizable formatting.
PEM ViewerInspect and analyze PEM-encoded certificate files, private keys, and CSRs. Parse SSL certificates and validate PEM structure entirely in your browser with no data sent to servers.
Text Encryption/DecryptionEncrypt and decrypt text using Caesar, Atbash, Vigenère, ROT13, XOR, and Base64 ciphers. Educational cryptography tool.
bcrypt Hash ToolGenerate and verify bcrypt hashes for secure password storage and authentication systems. Features configurable salt rounds, automatic salt generation, and hash verification. Perfect for developers building secure authentication systems and password storage.
Argon2 Hash ToolGenerate and verify Argon2 hashes for secure password storage using the award-winning password hashing algorithm. Supports Argon2i, Argon2d, and Argon2id variants with configurable memory cost, time cost, and parallelism. Perfect for modern authentication systems requiring the highest level of password security.
SSL Certificate CheckerVerify HTTPS security, analyze certificate details, check expiration dates, and validate SSL configuration for any domain.
Credit Card ValidatorValidate credit card numbers using the Luhn algorithm. Detect Visa, MasterCard, Amex, and more. Test payment forms and learn about card number structure securely in your browser.
GPG Key Info ExtractorExtract information from GPG public key blocks including key ID, fingerprint, algorithm, user details, and metadata. Secure tool.
Content Security Policy GeneratorGenerate CSP headers to protect against XSS attacks and code injection. Includes security presets and Nginx, Apache, HTML meta configs.
Random String GeneratorGenerate cryptographically secure random strings for API tokens, passwords, and identifiers. Customize length and character sets.
File Hash CalculatorCalculate cryptographic hashes for files to verify integrity and authenticity. Supports MD5, SHA-1, SHA-256, SHA-384, SHA-512, and SHA3 algorithms. Verify file downloads, detect tampering, and create checksums for backup verification. All processing happens locally in your browser for maximum security.
Data & Analytics
Process, visualize, and analyze data with our collection of free online data utilities. Convert, format, and gain insights from your data.
Duplicates RemoverRemove duplicate lines from text with this free online tool. Clean lists, code, and data by eliminating redundant lines with options for case sensitivity.
JSON FormatterFormat and beautify JSON data with this free online tool. Easily validate, indent, and make your JSON code readable with our simple formatter.
Base64 Encoder/DecoderEncode text to Base64 or decode Base64 back to text with this free online tool. Works directly in your browser with no data sent to servers.
Random Data GeneratorGenerate realistic sample data with 26 data types and 10 export formats including JSON, CSV, SQL, XML, YAML, TypeScript, and more.
JSON Path FinderNavigate and extract data from complex JSON structures with our free online JSON Path finder. Easily explore nested objects, find specific values, and generate path expressions.
Decision Matrix GeneratorEvaluate options with weighted criteria and compare alternatives. Free decision matrix tool for making better complex choices.
YAML ↔ JSON ConverterConvert between YAML and JSON formats with this free online tool. Easily transform configuration files, data structures, and API responses between YAML and JSON.
Character Distribution AnalyzerVisualize character frequency, categorize by type, and analyze Unicode patterns. Free tool for text analysis and validation.
Statistical CalculatorCompute mean, median, mode, variance, standard deviation, quartiles, skewness, kurtosis, and other statistical measures.
Word Frequency AnalyzerFree online word frequency analyzer tool that analyzes word distribution, identifies most common words, and visualizes text patterns. Perfect for content analysis, SEO research, and writing optimization.
CSV Viewer / ParserView, parse, and analyze CSV files online with this free tool. Upload CSV files, visualize data in tables, filter rows, search columns, sort data, and export to different formats. Perfect for data analysis and spreadsheet work.
Text Heatmap GeneratorVisualize word importance, keyword density, and character frequency with color-coded heatmap overlays. Analyze text patterns and identify key terms visually.
Advanced Average CalculatorCalculate multiple types of averages including arithmetic mean, geometric mean, harmonic mean, weighted average, median, mode, and RMS. Free statistical calculator tool.
Math Tools
Solve mathematical problems with our collection of free online calculators and converters. From simple arithmetic to complex equations.
Number Base ConverterFree online number base converter: easily convert between binary, decimal, hexadecimal, and octal number systems. Perfect for programmers and students.
Percentage CalculatorCalculate percentages, percent increases, decreases, and find what percent one number is of another. Free online tool.
pH CalculatorCalculate pH, pOH, and hydrogen ion concentration for chemistry. Determine acidity and basicity of solutions instantly.
Random Number GeneratorGenerate random numbers: single or multiple, integers or decimals, with or without duplicates. Perfect for giveaways, games, and sampling.
Salary CalculatorFree online salary calculator to convert between hourly, daily, weekly, monthly, and annual wages with tax calculations. Plan your finances with accurate salary conversions.
Sudoku GeneratorGenerate solvable Sudoku puzzles with custom grid sizes (4x4, 9x9, 16x16) and difficulty levels. Create puzzles for education, brain training, or entertainment with symmetric patterns and unique solutions.
Statistical CalculatorCompute mean, median, mode, variance, standard deviation, quartiles, skewness, kurtosis, and other statistical measures.
Tip CalculatorFree online tip calculator to calculate tips, split bills among multiple people, and determine total costs. Perfect for restaurants, delivery, and service tipping.
Chemical Formula BalancerAutomatically balance chemical equations with step-by-step solutions. Perfect for chemistry students, teachers, and researchers working with chemical reactions.
Molecular Weight CalculatorCalculate molecular weight of chemical compounds with detailed breakdowns. Perfect for chemistry students, researchers, and pros.
BMI CalculatorCalculate your BMI instantly with metric or imperial units. Get health categories and ideal weight range for free.
Calorie CalculatorCalculate daily calorie needs with BMR and activity level. Get personalized targets for weight loss, maintenance, and weight gain.
Fraction CalculatorFree online fraction calculator to add, subtract, multiply, and divide fractions. Simplify fractions, convert between mixed numbers and improper fractions, and see step-by-step solutions.
Emergency Fund CalculatorFree emergency fund calculator to determine your ideal emergency savings based on monthly expenses. Plan for 3-6 months of expenses and track progress toward financial security.
Unit ConverterFree online unit converter to convert between different units of measurement. Convert length, weight, temperature, volume, area, speed, time, and more with instant calculations. Supports metric, imperial, and international unit systems.
Equation SolverSolve mathematical equations instantly with step-by-step solutions. Handle linear, quadratic, and cubic equations with detailed explanations. Free online equation solver.
Compound Interest CalculatorCalculate compound interest growth over time with various compounding frequencies. See how your investments grow with regular contributions, different interest rates, and compounding periods. Perfect for planning savings goals, retirement investments, and understanding the power of compound returns.
Inflation CalculatorCalculate how inflation affects purchasing power over time. See the real value of money in the future, compare costs across years, and understand the impact of inflation on savings and investments. Essential for financial planning, retirement calculations, and understanding long-term economic changes.
TV Viewing Distance CalculatorCalculate the optimal TV viewing distance based on screen size and resolution. Get personalized recommendations for HD, 4K, and 8K TVs to maximize picture quality and eye comfort for the best home theater experience.
Scientific CalculatorFree online scientific calculator with trigonometric, logarithmic, exponential functions, and more. Perform complex mathematical operations instantly in your browser.
Savings Goal CalculatorFree savings goal calculator to determine how much to save monthly to reach your financial goals. Calculate savings timelines, required contributions, and visualize your progress with compound interest. Perfect for planning down payments, vacations, emergency funds, and major purchases.
Advanced Average CalculatorCalculate multiple types of averages including arithmetic mean, geometric mean, harmonic mean, weighted average, median, mode, and RMS. Free statistical calculator tool.
Discount CalculatorFree discount calculator to calculate sale prices, discount percentages, and total savings. Perfect for shopping sales, Black Friday deals, clearance events, and comparing prices. Instantly see how much you save with any discount percentage.
Roman Numeral ConverterFree online Roman numeral converter to easily convert between Arabic numbers and Roman numerals (I, V, X, L, C, D, M). Instant bidirectional conversion with validation for numbers 1-3999.
Prime Number CheckerFree online prime number checker to test if numbers are prime and generate lists of all prime numbers within any range. Includes factor analysis for composite numbers and efficient primality testing.
Dumbbell Weight CalculatorCalculate all possible dumbbell weight combinations from your bar and plates. Find weight gaps in your collection for free.
Multiplication Table GeneratorGenerate multiplication tables for any number and practice with interactive quizzes. Perfect for students learning their times tables with instant feedback and progress tracking.
Body Fat Percentage CalculatorCalculate body fat percentage using Navy method, BMI-based estimation, or Jackson Pollock skinfold measurements with circumference data.
Educational Tools
Support learning and teaching with our free educational tools. Create citations, flashcards, and format notes for better studying.
Word CounterFree online word counter tool that counts words, characters, sentences, and paragraphs. Perfect for essays, social media posts, and SEO text analysis.
Duplicate Word FinderFree online duplicate word finder tool that identifies and highlights repeated words within sentences, paragraphs, or entire documents. Perfect for proofreading, editing, and improving text quality.
Number Base ConverterFree online number base converter: easily convert between binary, decimal, hexadecimal, and octal number systems. Perfect for programmers and students.
pH CalculatorCalculate pH, pOH, and hydrogen ion concentration for chemistry. Determine acidity and basicity of solutions instantly.
Random Number GeneratorGenerate random numbers: single or multiple, integers or decimals, with or without duplicates. Perfect for giveaways, games, and sampling.
Citation GeneratorFree online citation generator tool that creates properly formatted citations in APA, MLA, Chicago, and Harvard styles. Perfect for academic papers, research essays, and bibliographies.
Text Stats AnalyzerAnalyze text statistics including reading time, word length, sentence complexity, and readability scores. Free tool to improve your writing.
AI Flashcard GeneratorGenerate study flashcards from any topic using AI. Create question-answer pairs instantly and export to Anki or CSV format.
Sudoku GeneratorGenerate solvable Sudoku puzzles with custom grid sizes (4x4, 9x9, 16x16) and difficulty levels. Create puzzles for education, brain training, or entertainment with symmetric patterns and unique solutions.
Text Encryption/DecryptionEncrypt and decrypt text using Caesar, Atbash, Vigenère, ROT13, XOR, and Base64 ciphers. Educational cryptography tool.
Game Score TrackerTrack scores for board games, card games, sports matches, and tournaments. Keep track of players, rounds, and sessions with a digital scoreboard.
Statistical CalculatorCompute mean, median, mode, variance, standard deviation, quartiles, skewness, kurtosis, and other statistical measures.
Language Quiz GeneratorGenerate personalized quizzes in 12+ languages with AI. Create vocabulary, grammar, and comprehension tests with CEFR levels A1-C2.
AI Big O Complexity CalculatorAI-powered Big O complexity calculator. Analyze algorithm time and space complexity with detailed explanations and optimization suggestions.
Chemical Formula BalancerAutomatically balance chemical equations with step-by-step solutions. Perfect for chemistry students, teachers, and researchers working with chemical reactions.
Molecular Weight CalculatorCalculate molecular weight of chemical compounds with detailed breakdowns. Perfect for chemistry students, researchers, and pros.
BMI CalculatorCalculate your BMI instantly with metric or imperial units. Get health categories and ideal weight range for free.
Character Inventory CalculatorCalculate minimum physical characters needed for multiple words, accounting for shared letters. Perfect for word games and analysis.
Calorie CalculatorCalculate daily calorie needs with BMR and activity level. Get personalized targets for weight loss, maintenance, and weight gain.
Fraction CalculatorFree online fraction calculator to add, subtract, multiply, and divide fractions. Simplify fractions, convert between mixed numbers and improper fractions, and see step-by-step solutions.
Unit ConverterFree online unit converter to convert between different units of measurement. Convert length, weight, temperature, volume, area, speed, time, and more with instant calculations. Supports metric, imperial, and international unit systems.
Equation SolverSolve mathematical equations instantly with step-by-step solutions. Handle linear, quadratic, and cubic equations with detailed explanations. Free online equation solver.
TV Viewing Distance CalculatorCalculate the optimal TV viewing distance based on screen size and resolution. Get personalized recommendations for HD, 4K, and 8K TVs to maximize picture quality and eye comfort for the best home theater experience.
Piano Sheet Reading PracticePractice reading sheet music with your MIDI keyboard. Improve sight-reading skills, learn note positions on the staff, and track your progress with instant feedback. Perfect for beginners and intermediate piano students.
Scientific CalculatorFree online scientific calculator with trigonometric, logarithmic, exponential functions, and more. Perform complex mathematical operations instantly in your browser.
Advanced Average CalculatorCalculate multiple types of averages including arithmetic mean, geometric mean, harmonic mean, weighted average, median, mode, and RMS. Free statistical calculator tool.
Alphabet Learning ToolMaster Japanese (Hiragana, Katakana) and Georgian writing systems with interactive flashcards, quizzes, and pronunciation guides. Learn characters with romanization, examples, and progress tracking.
Text Readability ScoreFree online text readability score calculator that analyzes your content using multiple algorithms including Flesch-Kincaid Grade Level, SMOG Index, Coleman-Liau Index, and Automated Readability Index. Get instant grade-level recommendations to optimize content for your target audience.
Roman Numeral ConverterFree online Roman numeral converter to easily convert between Arabic numbers and Roman numerals (I, V, X, L, C, D, M). Instant bidirectional conversion with validation for numbers 1-3999.
Text-to-Braille ConverterConvert text to Braille Unicode characters and vice versa. Free online tool for accessibility, education, and Braille learning. Supports Grade 1 Braille with uppercase and number indicators.
Text to Morse Code ConverterConvert text to Morse code and vice versa with customizable dot and dash symbols. Features audio playback for Morse code learning and practice.
Prime Number CheckerFree online prime number checker to test if numbers are prime and generate lists of all prime numbers within any range. Includes factor analysis for composite numbers and efficient primality testing.
Crossword Puzzle GeneratorGenerate custom crossword puzzles from word lists with automatic grid generation, intelligent word placement, and organized clues. Perfect for education, entertainment, and brain training.
Multiplication Table GeneratorGenerate multiplication tables for any number and practice with interactive quizzes. Perfect for students learning their times tables with instant feedback and progress tracking.
Algorithm VisualizerVisualize common algorithms step-by-step with animations. Explore sorting (Bubble, Merge, Quick), searching (Linear, Binary), and graph traversal (BFS, DFS) algorithms interactively.
Media Tools
Process images, audio, and video with our free online media tools. Resize, convert, and optimize your media files easily.
Image ResizerEasily resize your images online without losing quality. Change dimensions, format, and quality with this free browser-based image resizer tool.
Image CompressorCompress your images online and reduce file sizes without significant quality loss. Fast, free, and secure image compression tool that works directly in your browser.
Base64 to ImageConvert Base64 encoded strings back into downloadable image files with instant preview. Supports all common image formats including PNG, JPG, GIF, WebP, and BMP.
QR Code GeneratorGenerate custom QR codes for URLs, text, or contact information. Customize size, colors, and error correction with this free online QR code generator.
Color Blindness SimulatorSimulate how images appear with different types of color blindness. Test your designs for accessibility and inclusive design.
Color Picker / ConverterFree online color picker and converter tool that lets you convert between HEX, RGB, and HSL color formats. Perfect for web designers and developers.
Color Scheme GeneratorGenerate beautiful color schemes for design. Create monochromatic, complementary, triadic, and other harmonies instantly.
Favicon GeneratorGenerate favicons in all standard sizes for your website. Upload an image and download a complete favicon package with ICO, PNG icons, and web manifest.
ASCII Art GeneratorConvert images to ASCII art with customizable styles and densities. Free online tool to create visual designs using text characters with various options.
Image to Base64Convert images to Base64 strings directly in your browser with this free tool. Useful for embedding images in HTML, CSS, or JSON without external files.
YouTube Thumbnail GrabberExtract high-quality thumbnails from any YouTube video URL. Get maximum resolution thumbnails instantly without API keys.
YouTube Playlist Duration CalculatorCalculate the total duration of any YouTube playlist. Get total hours, minutes, and seconds without installing software.
YouTube Embed GeneratorGenerate custom embed codes for YouTube videos with advanced parameters including autoplay, responsive design, custom dimensions, and player controls. Free online tool for websites and blogs.
YouTube Timestamp GeneratorCreate shareable YouTube links with timestamps for specific video moments. Generate timestamps for video descriptions.
YouTube Shorts Link ConverterConvert YouTube video URLs between regular and Shorts format instantly. Switch between desktop and mobile-optimized links.
Text to SpeechFree online text to speech converter. Convert any text into natural-sounding speech with multiple voices. Download as MP3 or listen instantly. No signup required.
Pixel Art CreatorCreate simple pixel art designs with customizable grid sizes, color palettes, and easy export options. Free online tool for making retro-style pixel art, game sprites, and pixel animations.
AI YouTube Video Script GeneratorGenerate professional YouTube video scripts, SEO-friendly titles, and keywords with AI. Perfect for tutorials, reviews, and more.
Color Palette ExtractorExtract up to 10 dominant colors from images. Get HEX, RGB values and usage percentages. Perfect for design inspiration.
GIF OptimizerOptimize animated GIF files to reduce size while maintaining quality. Adjust colors, frame rate, and dimensions for perfect balance.
Social Media Image ResizerResize images for social media with preset dimensions. Optimize for Facebook, Instagram, Twitter, LinkedIn, YouTube, and TikTok.
Audio Visualizer BuilderCreate stunning audio visualizations from your music files. Generate animated waveforms, frequency bars, and spectrum displays with customizable colors and styles.
Image ConverterConvert images between different formats like PNG, JPG, WebP, and BMP. Free browser-based image conversion tool with quality control and instant downloads.
Image Metadata ViewerExtract and view comprehensive metadata from images including EXIF data, camera settings, GPS coordinates, and technical details. Analyze photo information for professional and personal use.
3D Model ViewerView and analyze 3D models in OBJ, STL, and PLY formats. Extract statistics, examine mesh geometry, vertices, faces, and dimensions.
AI Image GeneratorTransform ideas into beautiful images with AI. Describe what you want in plain text and generate high-quality images instantly.
YouTube Channel Video CounterCount and track the total number of videos on any YouTube channel. Get detailed channel statistics including subscriber count, total views, and recent videos with this free tool.
Video to GIF ConverterConvert video files to animated GIFs with customizable frame rate, quality, and dimensions. Transform MP4, MOV, WebM to GIF.
Sprite Sheet GeneratorCombine sprite images into optimized sheets for game development. Generates JSON metadata with coordinates for easy game engine integration.
Audio ConverterConvert audio files between popular formats like MP3, WAV, OGG, M4A, and FLAC. Easy-to-use browser-based audio converter with quality settings and format options.
Game Sound Effect GeneratorCreate authentic 8-bit game sound effects using Web Audio API synthesis. Generate laser, explosion, jump, coin, and custom retro sounds for indie games and prototypes.
YouTube Video Info ParserExtract comprehensive metadata from YouTube videos including title, channel, description, duration, view count, upload date, and more. Parse video information from any YouTube URL instantly.
Subtitle Format ConverterConvert subtitle files between SRT, VTT, ASS, and SUB formats or extract plain text from subtitles. Free online tool with support for multiple subtitle formats and timestamp options.
MIDI Keyboard/Synthesizer TesterTest MIDI keyboards and synthesizers directly in your browser with real-time visualization, sound output, and note tracking. Verify MIDI connections, check key response, and troubleshoot MIDI devices without additional software.
Piano Sheet Reading PracticePractice reading sheet music with your MIDI keyboard. Improve sight-reading skills, learn note positions on the staff, and track your progress with instant feedback. Perfect for beginners and intermediate piano students.
Unicode & Emoji Tools
Browse, search, and copy Unicode characters and emojis with our free online tools. Find the perfect emoji or special character for your content.
Emoji PickerFree online emoji picker with categories, search, and meaning descriptions. Easily browse, find, and copy emojis for social media, messages, or documents.
ASCII Art GeneratorConvert images to ASCII art with customizable styles and densities. Free online tool to create visual designs using text characters with various options.
Unicode Text StylerFree online Unicode text styler tool that converts plain text to fancy styles like 𝒄𝒖𝒓𝒔𝒊𝒗𝒆, 𝕕𝕠𝕦𝕓𝕝𝕖-𝕤𝕥𝕣𝕦𝕔𝕜, 𝓯𝓪𝓷𝓬𝔂 and more. Perfect for social media profiles, messages, and creative writing.
Unicode InspectorAnalyze text to reveal hidden characters, Unicode code points, character categories, and encoding info. Debug text encoding issues.
Zero-Width Character DetectorFree online tool to detect and remove invisible zero-width characters (ZWJ, ZWNJ, ZWS, ZWSP, BOM) that cause formatting issues, security problems, and text parsing errors. Clean your text instantly.
Unicode Character FinderFree online Unicode character finder and browser. Search and copy special symbols, mathematical operators, arrows, currency signs, and more by name, code point, or category with instant preview.
Text-to-Braille ConverterConvert text to Braille Unicode characters and vice versa. Free online tool for accessibility, education, and Braille learning. Supports Grade 1 Braille with uppercase and number indicators.
AI & Productivity Tools
Boost your productivity and decision-making with our collection of free AI-powered tools. Manage time, organize information, and automate repetitive tasks.
Decision Matrix GeneratorEvaluate options with weighted criteria and compare alternatives. Free decision matrix tool for making better complex choices.
Text to SpeechFree online text to speech converter. Convert any text into natural-sounding speech with multiple voices. Download as MP3 or listen instantly. No signup required.
Prompt BuilderCreate well-structured AI prompts with templates for ChatGPT, Claude, and Gemini. Save and reuse your best prompt templates.
AI Code GeneratorTransform ideas into working code with AI. Describe what you need in plain English and generate functional code in multiple languages.
AI Text SimplifierTransform complex academic, technical, or professional text into clear, easy-to-understand content using AI. Perfect for making content accessible to wider audiences, simplifying documentation, or creating educational materials.
AI Text Length AdjusterAutomatically adjust text length to fit specific character limits using AI. Shorten or expand text while preserving the core message and meaning.
AI Code ExplainerGet clear, human-readable explanations of code snippets. Paste code and understand what it does, how it works, and why it matters.
AI YouTube Video Script GeneratorGenerate professional YouTube video scripts, SEO-friendly titles, and keywords with AI. Perfect for tutorials, reviews, and more.
AI Articles SuggesterGenerate SEO-optimized article ideas and blog topics for your niche. Get tailored content suggestions that engage readers and boost rankings.
AI Flashcard GeneratorGenerate study flashcards from any topic using AI. Create question-answer pairs instantly and export to Anki or CSV format.
AI Key Points ExtractorExtract the most important points from any text using AI. Transform long articles, documents, or meeting notes into concise bullet points or numbered lists.
AI Text ParaphraserRephrase text while maintaining original meaning using AI. Avoid plagiarism, improve writing style, and adapt for different audiences.
AI Translation HelperTranslate text between 50+ languages using advanced AI models. Get accurate translations that preserve meaning, context, and tone. Perfect for documents, websites, communication, and language learning.
Language Quiz GeneratorGenerate personalized quizzes in 12+ languages with AI. Create vocabulary, grammar, and comprehension tests with CEFR levels A1-C2.
AI Big O Complexity CalculatorAI-powered Big O complexity calculator. Analyze algorithm time and space complexity with detailed explanations and optimization suggestions.
AI Image GeneratorTransform ideas into beautiful images with AI. Describe what you want in plain text and generate high-quality images instantly.
AI Social Media Post CreatorGenerate platform-specific posts for Twitter, LinkedIn, Instagram, Facebook, TikTok, and YouTube using AI. Optimized for each format.
AI Grammar CheckerCheck your text for grammar, spelling, punctuation, and style issues using AI. Get detailed explanations and instant corrections to improve your writing quality in multiple languages.
Business Tools
Improve your business operations with our free online business tools. Generate reports, analyze data, and make better business decisions.
Loan CalculatorCalculate loan payments, interest rates, and amortization schedules with our free online loan calculator. Perfect for mortgages, car loans, personal loans, and more.
Decision Matrix GeneratorEvaluate options with weighted criteria and compare alternatives. Free decision matrix tool for making better complex choices.
Prompt BuilderCreate well-structured AI prompts with templates for ChatGPT, Claude, and Gemini. Save and reuse your best prompt templates.
AI Articles SuggesterGenerate SEO-optimized article ideas and blog topics for your niche. Get tailored content suggestions that engage readers and boost rankings.
Business Name GeneratorGenerate creative and unique business name ideas based on your keywords, industry, and preferred naming style. Explore descriptive, invented, compound, alliterative, and acronym naming strategies to find the perfect business name.
Retirement CalculatorCalculate retirement savings goals, monthly contributions, and project your retirement income based on age, savings, and returns.
Investment CalculatorFree investment calculator to project investment growth with regular contributions. Calculate compound returns, total gains, and visualize your investment portfolio growth over time with various contribution frequencies and compounding periods.
Compound Interest CalculatorCalculate compound interest growth over time with various compounding frequencies. See how your investments grow with regular contributions, different interest rates, and compounding periods. Perfect for planning savings goals, retirement investments, and understanding the power of compound returns.
Inflation CalculatorCalculate how inflation affects purchasing power over time. See the real value of money in the future, compare costs across years, and understand the impact of inflation on savings and investments. Essential for financial planning, retirement calculations, and understanding long-term economic changes.
Rent vs Buy CalculatorCompare the long-term financial impact of renting versus buying a home with our comprehensive calculator. Analyze total costs, equity buildup, tax benefits, and break-even points to make informed real estate decisions.
Pricing Strategy CalculatorCalculate optimal pricing strategies for your products and services. Determine prices based on cost-plus, value-based, competitive, penetration, and premium pricing models. Calculate profit margins, markup percentages, and break-even points to maximize revenue and profitability.
Freelance Rate CalculatorCalculate your ideal freelance hourly or project rate based on your desired annual income, business expenses, taxes, and working hours. Determine profitable rates for freelancers, consultants, and contractors with comprehensive rate analysis and recommendations.
Amortization Schedule GeneratorGenerate detailed amortization schedules for any loan with payment-by-payment breakdown. See principal, interest, balance, and payment dates. Perfect for mortgages, auto loans, and more.
Savings Goal CalculatorFree savings goal calculator to determine how much to save monthly to reach your financial goals. Calculate savings timelines, required contributions, and visualize your progress with compound interest. Perfect for planning down payments, vacations, emergency funds, and major purchases.
Ads.txt ToolkitValidate, generate, analyze, and monitor ads.txt files with compliance checking and revenue optimization. Ensure your advertising inventory is properly authorized and prevent domain spoofing.
Discount CalculatorFree discount calculator to calculate sale prices, discount percentages, and total savings. Perfect for shopping sales, Black Friday deals, clearance events, and comparing prices. Instantly see how much you save with any discount percentage.
Social Media Tools
Optimize your social media presence with our collection of free social media tools. Resize images for different platforms, analyze content, and create engaging posts.
YouTube Shorts Link ConverterConvert YouTube video URLs between regular and Shorts format instantly. Switch between desktop and mobile-optimized links.
Social Media Image ResizerResize images for social media with preset dimensions. Optimize for Facebook, Instagram, Twitter, LinkedIn, YouTube, and TikTok.
AI Social Media Post CreatorGenerate platform-specific posts for Twitter, LinkedIn, Instagram, Facebook, TikTok, and YouTube using AI. Optimized for each format.
Hashtag GeneratorFree online hashtag generator and extractor tool. Generate relevant hashtags for Instagram, TikTok, Twitter, and more. Extract and analyze hashtags from existing content.
Finance Tools
Manage your finances with our collection of free online financial calculators. Calculate loans, salaries, tips, savings goals, and make informed financial decisions.
Loan CalculatorCalculate loan payments, interest rates, and amortization schedules with our free online loan calculator. Perfect for mortgages, car loans, personal loans, and more.
Percentage CalculatorCalculate percentages, percent increases, decreases, and find what percent one number is of another. Free online tool.
Salary CalculatorFree online salary calculator to convert between hourly, daily, weekly, monthly, and annual wages with tax calculations. Plan your finances with accurate salary conversions.
Credit Card ValidatorValidate credit card numbers using the Luhn algorithm. Detect Visa, MasterCard, Amex, and more. Test payment forms and learn about card number structure securely in your browser.
Tip CalculatorFree online tip calculator to calculate tips, split bills among multiple people, and determine total costs. Perfect for restaurants, delivery, and service tipping.
Emergency Fund CalculatorFree emergency fund calculator to determine your ideal emergency savings based on monthly expenses. Plan for 3-6 months of expenses and track progress toward financial security.
Retirement CalculatorCalculate retirement savings goals, monthly contributions, and project your retirement income based on age, savings, and returns.
Investment CalculatorFree investment calculator to project investment growth with regular contributions. Calculate compound returns, total gains, and visualize your investment portfolio growth over time with various contribution frequencies and compounding periods.
Compound Interest CalculatorCalculate compound interest growth over time with various compounding frequencies. See how your investments grow with regular contributions, different interest rates, and compounding periods. Perfect for planning savings goals, retirement investments, and understanding the power of compound returns.
Inflation CalculatorCalculate how inflation affects purchasing power over time. See the real value of money in the future, compare costs across years, and understand the impact of inflation on savings and investments. Essential for financial planning, retirement calculations, and understanding long-term economic changes.
Rent vs Buy CalculatorCompare the long-term financial impact of renting versus buying a home with our comprehensive calculator. Analyze total costs, equity buildup, tax benefits, and break-even points to make informed real estate decisions.
Pricing Strategy CalculatorCalculate optimal pricing strategies for your products and services. Determine prices based on cost-plus, value-based, competitive, penetration, and premium pricing models. Calculate profit margins, markup percentages, and break-even points to maximize revenue and profitability.
Freelance Rate CalculatorCalculate your ideal freelance hourly or project rate based on your desired annual income, business expenses, taxes, and working hours. Determine profitable rates for freelancers, consultants, and contractors with comprehensive rate analysis and recommendations.
Amortization Schedule GeneratorGenerate detailed amortization schedules for any loan with payment-by-payment breakdown. See principal, interest, balance, and payment dates. Perfect for mortgages, auto loans, and more.
Savings Goal CalculatorFree savings goal calculator to determine how much to save monthly to reach your financial goals. Calculate savings timelines, required contributions, and visualize your progress with compound interest. Perfect for planning down payments, vacations, emergency funds, and major purchases.
Discount CalculatorFree discount calculator to calculate sale prices, discount percentages, and total savings. Perfect for shopping sales, Black Friday deals, clearance events, and comparing prices. Instantly see how much you save with any discount percentage.