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Tools nach Kategorie
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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 tool to find and highlight duplicate words in your text. Detect repeated words by sentence, paragraph, or full document with color-coded highlights.
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 designs, mockups, or documents. Create paragraphs, sentences, or word counts instantly.
Lorem Ipsum Advanced GeneratorGenerate Lorem Ipsum placeholder text in 10 scripts: Latin, Greek, Cyrillic, Arabic, Hebrew, Chinese, Japanese, Korean, Armenian, and Georgian. Supports HTML, Markdown, and RTL layouts.
Text Diff ToolCompare two blocks of text and highlight differences. Free online tool with line, word, or character comparison modes.
PDF Text ExtractorExtract text from PDF files directly in your browser. Preserve layout, copy text, and download results. Free, private, no file uploads required.
Citation GeneratorFree citation generator for APA, MLA, Chicago, and Harvard styles. Format references for websites, books, and journal articles instantly.
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 CleanerRemove excess spaces, tabs, empty lines, and whitespace from text. Clean and normalize text with customizable options instantly.
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 StylerConvert plain text to fancy Unicode styles like cursive, bold, script, double-struck and more. Perfect for social media profiles, bios, and creative writing.
AI Text SimplifierTransform complex academic or technical text into clear, easy-to-understand content using AI. Perfect for simplifying documentation and creating accessible 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 text. Supports case sensitivity, whole word matching, and regex.
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 across 50+ languages with advanced AI. Get context-aware translations that preserve tone and meaning for documents, websites, and communication.
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 AnalyzerAnalyze word distribution and find the most common words in your text. Free online tool for SEO research, content analysis, 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 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 EngineCreate reusable text templates with variable placeholders and fill them with custom values. Supports {{...}}, [...], %...%, ${...} and custom delimiters.
Vertical Text GeneratorConvert horizontal text to vertical for Asian languages, design, and creative projects. Multiple modes 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. Free online tool, runs entirely in your browser — no uploads required.
Zero-Width Character DetectorDetect and remove invisible zero-width characters (ZWJ, ZWNJ, ZWSP, BOM) from text. Find hidden Unicode characters causing formatting or security issues.
Text RepeaterRepeat text multiple times with custom delimiters, line separators, and line numbering. Perfect for generating test data, patterns, and numbered lists.
Unicode Character FinderSearch and copy Unicode special symbols, math operators, arrows, and currency signs. Browse 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 bulk 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 ConverterConvert paragraphs to bullet points or bullet lists to paragraphs instantly. Choose bullet styles, adjust indentation, and export with one click.
Text Readability ScoreFree readability score calculator with Flesch-Kincaid, SMOG, Coleman-Liau, and ARI. Get instant grade-level scores 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 and back. Free tool for accessibility and education. Supports Grade 1 Braille with capital and number indicators.
Text to Morse Code ConverterConvert text to Morse code and back with customizable dot and dash symbols. Features audio playback for Morse code learning and practice.
Typing Speed TestTest your typing speed and accuracy with our free WPM test. Choose difficulty levels, track errors, and improve your words per minute with practice.
Font Preview ToolPreview any Google Font with custom text, size, weight, and color settings. Generate CSS import code instantly. Free online font preview tool.
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 metadata from images including EXIF data, camera settings, GPS coordinates, and technical details. Free browser-based tool, no upload required.
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 visually. Generate linear, radial, and conic gradients with multiple color stops. Copy ready-to-use CSS code.
Box Shadow GeneratorVisually create CSS box-shadow effects with multiple layers and real-time preview. Customize blur, spread, color, and opacity.
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 designs, mockups, or documents. Create paragraphs, sentences, or word counts instantly.
Lorem Ipsum Advanced GeneratorGenerate Lorem Ipsum placeholder text in 10 scripts: Latin, Greek, Cyrillic, Arabic, Hebrew, Chinese, Japanese, Korean, Armenian, and Georgian. Supports HTML, Markdown, and RTL layouts.
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 hashes online with MD5, SHA-1, SHA-2, SHA-3, and RIPEMD-160. Real-time generation, security warnings, and runs entirely in your browser.
HMAC GeneratorGenerate HMAC signatures (SHA256, SHA512, MD5 and more) using your secret key. All computation runs locally in your browser — no data is sent to any server.
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 from PDF files directly in your browser. Preserve layout, copy text, and download results. Free, private, no file uploads required.
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. Preview in real time and copy production-ready code 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.
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. Supports seconds, milliseconds and timezone.
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. Transform configuration files, API responses, and data structures between YAML and JSON.
XML ↔ JSON ConverterConvert XML to JSON and JSON to XML instantly with this free online tool. Handles attributes, arrays, nested elements, and custom indentation.
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 YouTube embed codes with 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 ToolFind the geographic location of any IP address. Get country, city, region, timezone, ISP, and coordinates for any IPv4 or IPv6 address instantly.
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. Instantly detect your browser type, version, operating system, and device category.
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 ReferenceComplete reference for all HTTP status codes (1xx-5xx) with detailed explanations. Ideal for web developers and system administrators debugging HTTP responses.
PEM ViewerInspect and analyze PEM certificate files, private keys, and CSRs. Parse SSL certificates and validate PEM structure in your browser. No data sent to servers.
Docker Command GeneratorGenerate Docker commands for containers, images, volumes, networks, and Compose with customizable parameters. Perfect for beginners learning Docker or experienced developers.
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. Configure salt rounds, auto-generate salts, and verify hashes instantly.
Argon2 Hash ToolGenerate and verify Argon2 hashes for secure password storage. Supports Argon2i, Argon2d, and Argon2id variants with configurable memory, time cost, and parallelism.
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 card types instantly.
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. Validate contrast ratios for AA and AAA compliance with real-time testing and analysis.
Touch Heatmap SimulatorVisualize where users touch on 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 network services with real-time results.
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 DesignerVisual CSS Grid layout designer to create responsive grid layouts. Customize columns, rows, gaps and generate production-ready CSS Grid code instantly.
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 options, preview results, and get ready-to-use JavaScript code.
Data Structuring ToolConvert unstructured text into structured data formats like JSON, CSV, YAML, XML, and SQL. Auto-detect patterns and transform text into organized, machine-readable data instantly.
Keyboard Navigation TesterTest keyboard accessibility with real-time event tracking, focus visualization, and tab order detection. Ensure WCAG compliance for keyboard-only navigation.
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 your games.
CSV Viewer / ParserView, parse, and analyze CSV files online for free. Upload CSV files, visualize data in tables, filter rows, search columns, sort data, and export to JSON.
YouTube Video Info ParserExtract metadata from YouTube videos including title, channel, duration, views, and more. Parse any YouTube video URL instantly for free.
Zero-Width Character DetectorDetect and remove invisible zero-width characters (ZWJ, ZWNJ, ZWSP, BOM) from text. Find hidden Unicode characters causing formatting or security issues.
Unicode Character FinderSearch and copy Unicode special symbols, math operators, arrows, and currency signs. Browse 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 visually. Generate linear, radial, and conic gradients with multiple color stops. Copy ready-to-use CSS code.
File Hash CalculatorCalculate MD5, SHA-1, SHA-256, SHA-384, SHA-512, and SHA3 hashes for any file. Verify integrity, detect tampering, and create checksums — all processed locally in your browser.
File Size ConverterFree online file size converter. Convert bytes to KB, MB, GB, TB and more instantly. Supports binary (1024) and decimal (1000) conversion systems.
Box Shadow GeneratorVisually create CSS box-shadow effects with multiple layers and real-time preview. Customize blur, spread, color, and opacity.
Algorithm VisualizerVisualize sorting, searching, and graph traversal algorithms step-by-step. Animate Bubble, Merge, Quick Sort, Binary Search, BFS, and DFS interactively.
Barcode GeneratorGenerate EAN-13, UPC-A, Code 128, Code 39, ITF-14, and more barcodes. Customize colors, size, and text. Download as SVG or PNG — free, no sign-up needed.
Font Preview ToolPreview any Google Font with custom text, size, weight, and color settings. Generate CSS import code instantly. Free online font preview tool.
Glassmorphism GeneratorGenerate CSS for frosted-glass card effects with configurable blur, opacity, and border. Preview live and copy ready-to-use CSS code.
Lat/Long Coordinate ConverterFree online coordinate converter. Convert GPS coordinates between Decimal Degrees (DD), Degrees Minutes Seconds (DMS), and UTM formats instantly using the WGS84 standard.
Emoji to Unicode ConverterConvert any emoji to its Unicode code point, HTML entity, or escaped sequence. Instantly see U+, &#x, and \u representations for web development and encoding.
Phone Number FormatterParse, validate, and format international phone numbers into E.164, national, and human-readable formats. Supports 50+ countries with instant results.
CSS Flexbox PlaygroundVisually configure CSS flexbox container and item properties with a live preview. Generate ready-to-use CSS code for flex-direction, justify-content, align-items, and more.
Border Radius GeneratorVisually create complex CSS border-radius shapes with independent corner controls. Preview live and copy ready-to-use CSS code instantly.
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 and stopwatch modes, alarm sound, and fullscreen display. Perfect for cooking, workouts, studying, and Pomodoro sessions.
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 images online and reduce file sizes without significant quality loss. Fast, free, and secure — works entirely in your browser with no uploads.
Lorem Ipsum GeneratorGenerate customizable Lorem Ipsum placeholder text for designs, mockups, or documents. Create paragraphs, sentences, or word counts instantly.
Lorem Ipsum Advanced GeneratorGenerate Lorem Ipsum placeholder text in 10 scripts: Latin, Greek, Cyrillic, Arabic, Hebrew, Chinese, Japanese, Korean, Armenian, and Georgian. Supports HTML, Markdown, and RTL layouts.
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 CalculatorAdd or subtract days, weeks, months, and years from any date, or calculate the exact difference between two dates. Free online tool, no installation needed.
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. Preview in real time and copy production-ready code 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.
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 YouTube embed codes with 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 ToolFind the geographic location of any IP address. Get country, city, region, timezone, ISP, and coordinates for any IPv4 or IPv6 address instantly.
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. Instantly detect your browser type, version, operating system, and device category.
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 insights. Detect duplicate URLs, validate structure and metadata for better search engine crawling.
HTTP Status Code ReferenceComplete reference for all HTTP status codes (1xx-5xx) with detailed explanations. Ideal for web developers and system administrators debugging HTTP responses.
Sudoku GeneratorGenerate solvable Sudoku puzzles with custom grid sizes (4x4, 9x9, 16x16) and difficulty levels. Perfect for education, brain training, or fun.
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 card types instantly.
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 and delivery.
Port ScannerFree online port scanner to check open ports on any server or website. Test HTTP, HTTPS, and other network services with real-time results.
YouTube Channel Video CounterCount videos on any YouTube channel and get detailed statistics including subscriber count, total views, and recent videos with this free online 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 DesignerVisual CSS Grid layout designer to create responsive grid layouts. Customize columns, rows, gaps and generate production-ready CSS Grid code instantly.
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 options, preview results, and get ready-to-use JavaScript code.
Keyboard Navigation TesterTest keyboard accessibility with real-time event tracking, focus visualization, and tab order detection. Ensure WCAG compliance for keyboard-only navigation.
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 for length, weight, temperature, volume, area, speed, and time. Instantly convert between metric, imperial, and international units.
Equation SolverSolve linear, quadratic, cubic, and quartic equations with step-by-step solutions. Free online math solver with detailed explanations.
YouTube Video Info ParserExtract metadata from YouTube videos including title, channel, duration, views, and more. Parse any YouTube video URL instantly for free.
Subtitle Format ConverterConvert subtitle files between SRT, VTT, ASS, and SUB formats or extract plain text. Free online tool, runs entirely in your browser — no uploads required.
MIDI Keyboard/Synthesizer TesterTest MIDI keyboards and synthesizers in your browser with real-time visualization and note tracking. Verify MIDI connections and troubleshoot devices instantly.
Time CalculatorFree online time calculator to add or subtract hours, minutes, and seconds, calculate time differences, and convert between 12-hour and 24-hour formats.
Scientific CalculatorFree online scientific calculator with trigonometric, logarithmic, and exponential functions. Perform complex math operations instantly in your browser.
Gradient GeneratorCreate beautiful CSS gradients visually. Generate linear, radial, and conic gradients with multiple color stops. Copy ready-to-use CSS code.
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 MD5, SHA-1, SHA-256, SHA-384, SHA-512, and SHA3 hashes for any file. Verify integrity, detect tampering, and create checksums — all processed locally in your browser.
File Size ConverterFree online file size converter. Convert bytes to KB, MB, GB, TB and more instantly. Supports binary (1024) and decimal (1000) conversion systems.
Box Shadow GeneratorVisually create CSS box-shadow effects with multiple layers and real-time preview. Customize blur, spread, color, and opacity.
Color Tint & Shade GeneratorGenerate tints, shades, and tones from any base color. Create Tailwind-style 50–950 color scales, copy CSS variables, and build complete design system palettes instantly.
Wi-Fi Password QR GeneratorGenerate a QR code for your Wi-Fi network. Scan with any smartphone to connect instantly without typing passwords. Supports WPA, WEP, and open networks.
Glassmorphism GeneratorGenerate CSS for frosted-glass card effects with configurable blur, opacity, and border. Preview live and copy ready-to-use CSS code.
Lat/Long Coordinate ConverterFree online coordinate converter. Convert GPS coordinates between Decimal Degrees (DD), Degrees Minutes Seconds (DMS), and UTM formats instantly using the WGS84 standard.
CSS Flexbox PlaygroundVisually configure CSS flexbox container and item properties with a live preview. Generate ready-to-use CSS code for flex-direction, justify-content, align-items, and more.
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 and stopwatch modes, alarm sound, and fullscreen display. Perfect for cooking, workouts, studying, and Pomodoro sessions.
Date CalculatorAdd or subtract days, weeks, months, and years from any date, or calculate the exact difference between two dates. Free online tool, no installation needed.
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. Supports seconds, milliseconds and timezone.
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, and seconds, calculate time differences, and convert between 12-hour and 24-hour formats.
Moon Phase CalculatorCalculate the current moon phase and view the lunar calendar for any month. See illumination, moon age, and upcoming new and full moon dates.
Sunrise & Sunset CalculatorCalculate exact sunrise, sunset, golden hour, blue hour, and twilight times for any location and date. Free online solar time calculator.
Age CalculatorCalculate your exact age in years, months, and days. Get total days, weeks, hours, next birthday countdown, zodiac sign, Chinese zodiac, and more. Free online tool.
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 hashes online with MD5, SHA-1, SHA-2, SHA-3, and RIPEMD-160. Real-time generation, security warnings, and runs entirely in your browser.
HMAC GeneratorGenerate HMAC signatures (SHA256, SHA512, MD5 and more) using your secret key. All computation runs locally in your browser — no data is sent to any server.
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 certificate files, private keys, and CSRs. Parse SSL certificates and validate PEM structure in your browser. 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. Configure salt rounds, auto-generate salts, and verify hashes instantly.
Argon2 Hash ToolGenerate and verify Argon2 hashes for secure password storage. Supports Argon2i, Argon2d, and Argon2id variants with configurable memory, time cost, and parallelism.
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 card types instantly.
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 MD5, SHA-1, SHA-256, SHA-384, SHA-512, and SHA3 hashes for any file. Verify integrity, detect tampering, and create checksums — all processed locally in your browser.
Wi-Fi Password QR GeneratorGenerate a QR code for your Wi-Fi network. Scan with any smartphone to connect instantly without typing passwords. Supports WPA, WEP, and open networks.
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. Transform configuration files, API responses, and data structures between YAML and JSON.
XML ↔ JSON ConverterConvert XML to JSON and JSON to XML instantly with this free online tool. Handles attributes, arrays, nested elements, and custom indentation.
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 AnalyzerAnalyze word distribution and find the most common words in your text. Free online tool for SEO research, content analysis, and writing optimization.
CSV Viewer / ParserView, parse, and analyze CSV files online for free. Upload CSV files, visualize data in tables, filter rows, search columns, sort data, and export to JSON.
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. Perfect for education, brain training, or fun.
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 and delivery.
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 results, convert mixed numbers, 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 for length, weight, temperature, volume, area, speed, and time. Instantly convert between metric, imperial, and international units.
Equation SolverSolve linear, quadratic, cubic, and quartic equations with step-by-step solutions. Free online math solver with detailed explanations.
Compound Interest CalculatorCalculate compound interest and investment growth. See how your money grows with different rates, compounding frequencies, and regular contributions.
Inflation CalculatorCalculate how inflation affects purchasing power over time. See real vs. nominal value, compare costs across years, and plan for inflation's long-term impact on savings and investments.
TV Viewing Distance CalculatorCalculate the optimal viewing distance for your TV based on screen size and resolution. Get recommendations for HD, 4K, and 8K TVs for the best eye comfort.
Scientific CalculatorFree online scientific calculator with trigonometric, logarithmic, and exponential functions. Perform complex math operations instantly in your browser.
Savings Goal CalculatorFree savings goal calculator to determine how much to save monthly to reach your financial goals with compound interest projections.
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 instantly calculate sale prices, discount amounts, and savings. Perfect for shopping deals, Black Friday, and clearance events.
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.
Ohm's Law CalculatorCalculate voltage, current, resistance, and power using Ohm's Law. Instantly solve V=IR circuit problems for electronics and electrical engineering.
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 tool to find and highlight duplicate words in your text. Detect repeated words by sentence, paragraph, or full document with color-coded highlights.
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 citation generator for APA, MLA, Chicago, and Harvard styles. Format references for websites, books, and journal articles instantly.
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. Perfect for education, brain training, or fun.
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 results, convert mixed numbers, and see step-by-step solutions.
Unit ConverterFree online unit converter for length, weight, temperature, volume, area, speed, and time. Instantly convert between metric, imperial, and international units.
Equation SolverSolve linear, quadratic, cubic, and quartic equations with step-by-step solutions. Free online math solver with detailed explanations.
TV Viewing Distance CalculatorCalculate the optimal viewing distance for your TV based on screen size and resolution. Get recommendations for HD, 4K, and 8K TVs for the best eye comfort.
Piano Sheet Reading PracticePractice reading sheet music with your MIDI keyboard. Improve sight-reading skills and learn note positions on the staff. Instant feedback included.
Scientific CalculatorFree online scientific calculator with trigonometric, logarithmic, and exponential functions. Perform complex math 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 scripts with interactive flashcards, quizzes, and pronunciation guides. Free online alphabet learning tool.
Text Readability ScoreFree readability score calculator with Flesch-Kincaid, SMOG, Coleman-Liau, and ARI. Get instant grade-level scores 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 and back. Free tool for accessibility and education. Supports Grade 1 Braille with capital and number indicators.
Text to Morse Code ConverterConvert text to Morse code and back 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 sorting, searching, and graph traversal algorithms step-by-step. Animate Bubble, Merge, Quick Sort, Binary Search, BFS, and DFS interactively.
Typing Speed TestTest your typing speed and accuracy with our free WPM test. Choose difficulty levels, track errors, and improve your words per minute with practice.
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 images online and reduce file sizes without significant quality loss. Fast, free, and secure — works entirely in your browser with no uploads.
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 YouTube embed codes with 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 to natural-sounding speech with multiple voices. Download as MP3 or listen instantly.
Pixel Art CreatorCreate pixel art with customizable grid sizes, color palettes, and drawing tools. Free online tool for retro-style pixel art, game sprites, and icons.
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 metadata from images including EXIF data, camera settings, GPS coordinates, and technical details. Free browser-based tool, no upload required.
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 videos on any YouTube channel and get detailed statistics including subscriber count, total views, and recent videos with this free online 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 your games.
YouTube Video Info ParserExtract metadata from YouTube videos including title, channel, duration, views, and more. Parse any YouTube video URL instantly for free.
Subtitle Format ConverterConvert subtitle files between SRT, VTT, ASS, and SUB formats or extract plain text. Free online tool, runs entirely in your browser — no uploads required.
MIDI Keyboard/Synthesizer TesterTest MIDI keyboards and synthesizers in your browser with real-time visualization and note tracking. Verify MIDI connections and troubleshoot devices instantly.
Piano Sheet Reading PracticePractice reading sheet music with your MIDI keyboard. Improve sight-reading skills and learn note positions on the staff. Instant feedback included.
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 StylerConvert plain text to fancy Unicode styles like cursive, bold, script, double-struck and more. Perfect for social media profiles, bios, 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 DetectorDetect and remove invisible zero-width characters (ZWJ, ZWNJ, ZWSP, BOM) from text. Find hidden Unicode characters causing formatting or security issues.
Unicode Character FinderSearch and copy Unicode special symbols, math operators, arrows, and currency signs. Browse by name, code point, or category with instant preview.
Text-to-Braille ConverterConvert text to Braille Unicode and back. Free tool for accessibility and education. Supports Grade 1 Braille with capital and number indicators.
Emoji to Unicode ConverterConvert any emoji to its Unicode code point, HTML entity, or escaped sequence. Instantly see U+, &#x, and \u representations for web development and encoding.
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 to natural-sounding speech with multiple voices. Download as MP3 or listen instantly.
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 or technical text into clear, easy-to-understand content using AI. Perfect for simplifying documentation and creating accessible 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 across 50+ languages with advanced AI. Get context-aware translations that preserve tone and meaning for documents, websites, and communication.
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 monthly payments, total interest, and amortization schedules for any loan — mortgages, auto, personal, or student loans. Free online tool.
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 business names from keywords, industry, and naming styles — descriptive, compound, alliterative, and more.
Retirement CalculatorCalculate retirement savings goals, monthly contributions, and project your retirement income based on age, savings, and returns.
Investment CalculatorProject investment growth with compound returns and regular contributions. Calculate total gains and visualize your portfolio growth over time.
Compound Interest CalculatorCalculate compound interest and investment growth. See how your money grows with different rates, compounding frequencies, and regular contributions.
Inflation CalculatorCalculate how inflation affects purchasing power over time. See real vs. nominal value, compare costs across years, and plan for inflation's long-term impact on savings and investments.
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 using cost-plus, value-based, and competitive strategies. Find profit margins, markup, and break-even points.
Freelance Rate CalculatorCalculate your ideal freelance hourly or project rate based on income, expenses, taxes, and working hours. Free rate calculator for freelancers.
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 with compound interest projections.
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 instantly calculate sale prices, discount amounts, and savings. Perfect for shopping deals, Black Friday, and clearance events.
Barcode GeneratorGenerate EAN-13, UPC-A, Code 128, Code 39, ITF-14, and more barcodes. Customize colors, size, and text. Download as SVG or PNG — free, no sign-up needed.
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. Generate relevant hashtags for Instagram, TikTok, Twitter and more. Extract and analyze hashtags from any text.
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 monthly payments, total interest, and amortization schedules for any loan — mortgages, auto, personal, or student loans. Free online tool.
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 card types instantly.
Tip CalculatorFree online tip calculator to calculate tips, split bills among multiple people, and determine total costs. Perfect for restaurants and delivery.
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 CalculatorProject investment growth with compound returns and regular contributions. Calculate total gains and visualize your portfolio growth over time.
Compound Interest CalculatorCalculate compound interest and investment growth. See how your money grows with different rates, compounding frequencies, and regular contributions.
Inflation CalculatorCalculate how inflation affects purchasing power over time. See real vs. nominal value, compare costs across years, and plan for inflation's long-term impact on savings and investments.
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 using cost-plus, value-based, and competitive strategies. Find profit margins, markup, and break-even points.
Freelance Rate CalculatorCalculate your ideal freelance hourly or project rate based on income, expenses, taxes, and working hours. Free rate calculator for freelancers.
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 with compound interest projections.
Discount CalculatorFree discount calculator to instantly calculate sale prices, discount amounts, and savings. Perfect for shopping deals, Black Friday, and clearance events.