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188 powerful browser-based tools for text, images, PDF, encoding, calculators, finance, health, SEO, and more. No signup, no data collection — just tools that work.
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Word CounterCharacter CounterText Case ConverterRemove Duplicate LinesSort LinesReverse TextFind & ReplaceLorem Ipsum GeneratorText to URL SlugRemove Extra SpacesAdd Line NumbersText Diff CheckerBase64 EncodeBase64 DecodeURL EncodeURL DecodeHTML EncodeHTML DecodeJSON Formatter & ValidatorJSON to CSV ConverterCSV to JSON ConverterJWT Token DecoderImage CompressorImage ResizerImage CropperImage Format ConverterImage to Base64Base64 to ImageQR Code GeneratorColor PickerCSS MinifierJS MinifierHTML MinifierCSS BeautifierJS BeautifierHTML BeautifierColor ConverterCSS Gradient GeneratorCSS Box Shadow GeneratorCSS Border Radius GeneratorPassword GeneratorUUID GeneratorHash GeneratorBarcode GeneratorFake Data GeneratorRegex TesterCron Expression GeneratorASCII Table ReferenceUnicode Character LookupEmoji Picker & SearchPercentage CalculatorAge CalculatorBMI CalculatorUnit ConverterScientific CalculatorNumber Base ConverterFraction CalculatorGCD/LCM CalculatorStatistics CalculatorFibonacci CalculatorDate Difference CalculatorTimezone ConverterCountdown TimerOnline StopwatchUnix Timestamp ConverterDate FormatterWorld ClockDay of Week CalculatorURL ParserMeta Tag GeneratorOpen Graph GeneratorRobots.txt GeneratorSitemap GeneratorHTTP Status Codes ReferenceMIME Type LookupUser Agent ParserMarkdown to HTML ConverterHTML to Markdown ConverterXML FormatterYAML FormatterSQL FormatterPixel to Rem ConverterFavicon GeneratorSimple Slide MakerPomodoro TimerOnline NotepadTyping Speed TestRandom Decision MakerChecklist MakerFlashcard MakerMind Map MakerResume BuilderInvoice GeneratorLetter Template GeneratorHabit TrackerSimple WhiteboardSimple Poll CreatorCountdown MakerQuiz MakerPDF MergePDF SplitPDF CompressImage to PDFPDF to ImageText to PDFPDF WatermarkPDF Page NumbersDocument OCRPDF Metadata ViewerIP GeolocationDNS LookupSSL Certificate CheckerHTTP Headers AnalyzerPassword Strength CheckerAudio TrimmerVolume AdjusterAudio Format ConverterVideo TrimmerTip CalculatorCompound Interest CalculatorLoan & Mortgage CalculatorGPA CalculatorDiscount & Sale CalculatorCurrency ConverterSleep CalculatorRoman Numeral ConverterAspect Ratio CalculatorTemperature ConverterScreen Resolution CheckerKeyword Density CheckerReadability Score CalculatorCSS Flexbox GeneratorCSS Grid GeneratorSVG Optimizer & CleanerGIF Maker from ImagesImage EXIF Data RemoverCalorie CalculatorBMI CalculatorMacro CalculatorWater Intake CalculatorBody Fat CalculatorIdeal Weight CalculatorSERP Snippet PreviewSEO Score CheckerHashtag GeneratorSocial Media Character CounterContent Readability CheckerSyllable CounterReading Time EstimatorWord Frequency AnalyzerPalindrome CheckerCSV ViewerTSV to CSV ConverterCSV TransposeExcel Formula GeneratorMortgage CalculatorROI CalculatorSales Tax CalculatorBreak-Even CalculatorText RepeaterText to Binary ConverterMorse Code TranslatorText Wrap & Line WidthROT13 Encoder/DecoderHex to Text ConverterASCII ConverterRandom Number GeneratorAverage CalculatorPermutation & Combination CalculatorRandom PickerList RandomizerColor Name FinderJSON to XML ConverterXML to JSON ConverterColor Contrast CheckerCSS Animation GeneratorEmail ValidatorTime Duration CalculatorCreate ZIPExtract ZIPBatch RenameFile Metadata ViewerFile Hash GeneratorFile Size ConverterGZIP Compress & DecompressFile Type DetectorText to File ConverterDuplicate File FinderWord CounterCharacter CounterText Case ConverterRemove Duplicate LinesSort LinesReverse TextFind & ReplaceLorem Ipsum GeneratorText to URL SlugRemove Extra SpacesAdd Line NumbersText Diff CheckerBase64 EncodeBase64 DecodeURL EncodeURL DecodeHTML EncodeHTML DecodeJSON Formatter & ValidatorJSON to CSV ConverterCSV to JSON ConverterJWT Token DecoderImage CompressorImage ResizerImage CropperImage Format ConverterImage to Base64Base64 to ImageQR Code GeneratorColor PickerCSS MinifierJS MinifierHTML MinifierCSS BeautifierJS BeautifierHTML BeautifierColor ConverterCSS Gradient GeneratorCSS Box Shadow GeneratorCSS Border Radius GeneratorPassword GeneratorUUID GeneratorHash GeneratorBarcode GeneratorFake Data GeneratorRegex TesterCron Expression GeneratorASCII Table ReferenceUnicode Character LookupEmoji Picker & SearchPercentage CalculatorAge CalculatorBMI CalculatorUnit ConverterScientific CalculatorNumber Base ConverterFraction CalculatorGCD/LCM CalculatorStatistics CalculatorFibonacci CalculatorDate Difference CalculatorTimezone ConverterCountdown TimerOnline StopwatchUnix Timestamp ConverterDate FormatterWorld ClockDay of Week CalculatorURL ParserMeta Tag GeneratorOpen Graph GeneratorRobots.txt GeneratorSitemap GeneratorHTTP Status Codes ReferenceMIME Type LookupUser Agent ParserMarkdown to HTML ConverterHTML to Markdown ConverterXML FormatterYAML FormatterSQL FormatterPixel to Rem ConverterFavicon GeneratorSimple Slide MakerPomodoro TimerOnline NotepadTyping Speed TestRandom Decision MakerChecklist MakerFlashcard MakerMind Map MakerResume BuilderInvoice GeneratorLetter Template GeneratorHabit TrackerSimple WhiteboardSimple Poll CreatorCountdown MakerQuiz MakerPDF MergePDF SplitPDF CompressImage to PDFPDF to ImageText to PDFPDF WatermarkPDF Page NumbersDocument OCRPDF Metadata ViewerIP GeolocationDNS LookupSSL Certificate CheckerHTTP Headers AnalyzerPassword Strength CheckerAudio TrimmerVolume AdjusterAudio Format ConverterVideo TrimmerTip CalculatorCompound Interest CalculatorLoan & Mortgage CalculatorGPA CalculatorDiscount & Sale CalculatorCurrency ConverterSleep CalculatorRoman Numeral ConverterAspect Ratio CalculatorTemperature ConverterScreen Resolution CheckerKeyword Density CheckerReadability Score CalculatorCSS Flexbox GeneratorCSS Grid GeneratorSVG Optimizer & CleanerGIF Maker from ImagesImage EXIF Data RemoverCalorie CalculatorBMI CalculatorMacro CalculatorWater Intake CalculatorBody Fat CalculatorIdeal Weight CalculatorSERP Snippet PreviewSEO Score CheckerHashtag GeneratorSocial Media Character CounterContent Readability CheckerSyllable CounterReading Time EstimatorWord Frequency AnalyzerPalindrome CheckerCSV ViewerTSV to CSV ConverterCSV TransposeExcel Formula GeneratorMortgage CalculatorROI CalculatorSales Tax CalculatorBreak-Even CalculatorText RepeaterText to Binary ConverterMorse Code TranslatorText Wrap & Line WidthROT13 Encoder/DecoderHex to Text ConverterASCII ConverterRandom Number GeneratorAverage CalculatorPermutation & Combination CalculatorRandom PickerList RandomizerColor Name FinderJSON to XML ConverterXML to JSON ConverterColor Contrast CheckerCSS Animation GeneratorEmail ValidatorTime Duration CalculatorCreate ZIPExtract ZIPBatch RenameFile Metadata ViewerFile Hash GeneratorFile Size ConverterGZIP Compress & DecompressFile Type DetectorText to File ConverterDuplicate File Finder
Most Popular Tools
47Word CounterCount words, characters, sentences, and paragraphs in your text instantly
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Text Case ConverterConvert text between uppercase, lowercase, title case, sentence case, and more
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Lorem Ipsum GeneratorGenerate lorem ipsum placeholder text in paragraphs, sentences, or words
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Text Diff CheckerCompare two texts and highlight the differences between them
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Base64 EncodeEncode text or files to Base64 format for data transmission and storage
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JSON Formatter & ValidatorFormat, validate, and beautify JSON data with syntax highlighting
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JWT Token DecoderDecode and inspect JWT tokens to view header, payload, and signature
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Image CompressorCompress images to reduce file size while maintaining visual quality
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QR Code GeneratorGenerate QR codes for URLs, text, email, phone, WiFi, and vCard contacts
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Color PickerPick colors from an interactive palette and get HEX, RGB, HSL, and CMYK values
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Color ConverterConvert colors between HEX, RGB, HSL, HSV, and CMYK formats instantly
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Password GeneratorGenerate strong, secure passwords with customizable length and character options
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Hash GeneratorGenerate MD5, SHA-1, SHA-256, and SHA-512 hashes from any text input
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Regex TesterTest and debug regular expressions with real-time matching and group extraction
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Percentage CalculatorCalculate percentages, percentage change, increase, and decrease easily
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Unit ConverterConvert between length, weight, temperature, volume, and area units
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Unix Timestamp ConverterConvert between Unix timestamps and human-readable dates and times
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URL ParserParse and decompose URLs into protocol, host, path, query, and fragment components
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Pomodoro TimerFocus and productivity timer based on the Pomodoro Technique with break reminders
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PDF MergeMerge multiple PDF files into a single document
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PDF CompressReduce PDF file size while maintaining quality
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Image to PDFConvert images (JPG, PNG, WEBP) to PDF documents
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Document OCRExtract text from scanned documents and images using AI
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Tip CalculatorCalculate tip amounts and split bills between people instantly
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Compound Interest CalculatorCalculate how your money grows with compound interest over time
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GPA CalculatorCalculate your Grade Point Average from course grades and credit hours
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Currency ConverterConvert between world currencies using real-time exchange rates
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Sleep CalculatorCalculate the best times to fall asleep and wake up feeling refreshed
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Temperature ConverterConvert between Celsius, Fahrenheit, and Kelvin temperature scales
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Keyword Density CheckerAnalyze keyword frequency and density in your text for SEO optimization
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CSS Flexbox GeneratorVisual flexbox layout builder with live preview and generated CSS code
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GIF Maker from ImagesCreate animated GIFs from a sequence of images with customizable settings
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Image EXIF Data RemoverRemove EXIF metadata from photos for privacy and security
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Calorie CalculatorCalculate daily calorie needs based on age, weight, height, and activity level
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BMI CalculatorCalculate your Body Mass Index and understand your weight category
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SERP Snippet PreviewPreview how your page will appear in Google search results
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CSV ViewerView and explore CSV data in a formatted table with sorting and filtering
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Excel Formula GeneratorGenerate Excel formulas from natural language descriptions
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Mortgage CalculatorCalculate monthly mortgage payments, total interest, and amortization schedule
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Text RepeaterRepeat any text, word, or phrase multiple times with custom separators and formatting options
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Text to Binary ConverterConvert text to binary code and binary back to text instantly with accurate encoding
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Morse Code TranslatorTranslate text to Morse code and Morse code to text with audio playback support
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Random Number GeneratorGenerate random numbers within a custom range with options for integers, decimals, and multiple results
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Color Contrast CheckerCheck WCAG color contrast ratios for accessibility compliance with AA and AAA standards
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Create ZIPCreate ZIP archives from multiple files directly in your browser with drag-and-drop support
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Extract ZIPExtract and view contents of ZIP files without uploading to any server
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File Hash GeneratorGenerate SHA-1, SHA-256, SHA-384, and SHA-512 hash values for any file
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Tool of the Day
XML to JSON Converter
Convert XML data to JSON format with customizable parsing options and clean output
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UI/UX Designer
"The color picker and CSS gradient generator are my go-to tools. The fact that everything runs in the browser means I can use them even when I'm offline."
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"As a student, I love that these tools are completely free with no data collection. The word counter and lorem ipsum generator save me hours on assignments."
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Browse by Category
Quick jumpText Tools18Encoding & Decoding13Image Tools10CSS & Dev Tools15Generators10Calculators18Date & Time9Web & Network9Format & Convert10Everyday Utilities18PDF & Document10Network & Security5Audio & Video4Finance & Everyday Calc10Health & Fitness6SEO & Marketing5Writing & Grammar4Spreadsheet & CSV4File Utilities10
Text Tools
18Transform, analyze, and manipulate text with ease
Word CounterCount words, characters, sentences, and paragraphs in your text instantly
Character CounterCount characters, letters, digits, and special characters with detailed analysis
Text Case ConverterConvert text between uppercase, lowercase, title case, sentence case, and more
Remove Duplicate LinesQuickly remove duplicate lines from your text and get unique content
Sort LinesSort text lines alphabetically, numerically, or by length in ascending or descending order
Reverse TextReverse text characters, words, or entire lines with multiple reversal modes
Encoding & Decoding
13Encode and decode data in various formats
Base64 EncodeEncode text or files to Base64 format for data transmission and storage
Base64 DecodeDecode Base64 encoded text back to its original format
URL EncodeEncode text for safe usage in URLs by converting special characters
URL DecodeDecode percent-encoded URLs back to their original readable format
HTML EncodeEncode special characters into HTML entities for safe web display
HTML DecodeDecode HTML entities back to their original characters
Image Tools
10Process, convert, and optimize images
Image CompressorCompress images to reduce file size while maintaining visual quality
Image ResizerResize images to any dimension with customizable width, height, and scaling options
Image CropperCrop images to any aspect ratio or custom dimensions with an interactive interface
Image Format ConverterConvert images between PNG, JPG, WEBP, BMP, and GIF formats
Image to Base64Convert images to Base64 encoded strings for embedding in HTML and CSS
Base64 to ImageConvert Base64 encoded strings back to viewable and downloadable images
CSS & Dev Tools
15Frontend development utilities and generators
CSS MinifierMinify CSS code by removing whitespace, comments, and optimizing selectors
JS MinifierMinify JavaScript code by removing unnecessary characters and whitespace
HTML MinifierMinify HTML code by removing whitespace, comments, and optional tags
CSS BeautifierFormat and beautify CSS code with proper indentation and spacing
JS BeautifierFormat and beautify JavaScript code with proper indentation and readability
HTML BeautifierFormat and beautify HTML code with proper structure and indentation
Generators
10Generate passwords, IDs, data, and more
Password GeneratorGenerate strong, secure passwords with customizable length and character options
UUID GeneratorGenerate unique UUID/GUID identifiers in various formats for your applications
Hash GeneratorGenerate MD5, SHA-1, SHA-256, and SHA-512 hashes from any text input
Barcode GeneratorGenerate various barcode types including Code128, EAN-13, UPC, and more
Fake Data GeneratorGenerate realistic fake data for testing including names, emails, addresses, and more
Regex TesterTest and debug regular expressions with real-time matching and group extraction
Calculators
18Math, unit, and specialized calculators
Percentage CalculatorCalculate percentages, percentage change, increase, and decrease easily
Age CalculatorCalculate your exact age in years, months, days, hours, and minutes
BMI CalculatorCalculate Body Mass Index and get health category classification
Unit ConverterConvert between length, weight, temperature, volume, and area units
Scientific CalculatorFull scientific calculator with trigonometric, logarithmic, and advanced functions
Number Base ConverterConvert numbers between binary, octal, decimal, and hexadecimal systems
Date & Time
9Date, time, and scheduling utilities
Date Difference CalculatorCalculate the exact difference between two dates in years, months, and days
Timezone ConverterConvert times between different timezones around the world
Countdown TimerCreate countdown timers for events, deadlines, and special occasions
Online StopwatchPrecise online stopwatch with start, stop, lap, and reset functionality
Unix Timestamp ConverterConvert between Unix timestamps and human-readable dates and times
Date FormatterFormat dates in various patterns and output formats for different locales
Web & Network
9Web development and network tools
URL ParserParse and decompose URLs into protocol, host, path, query, and fragment components
Meta Tag GeneratorGenerate SEO-optimized HTML meta tags for your website pages
Open Graph GeneratorGenerate Open Graph meta tags for social media sharing optimization
Robots.txt GeneratorCreate robots.txt files to control search engine crawling and indexing
Sitemap GeneratorGenerate XML sitemaps for search engine submission and website indexing
HTTP Status Codes ReferenceComplete reference of HTTP status codes with descriptions and usage examples
Format & Convert
10Convert between file formats and data types
Markdown to HTML ConverterConvert Markdown text to HTML with proper formatting and styling
HTML to Markdown ConverterConvert HTML content back to clean Markdown formatted text
XML FormatterFormat and beautify XML documents with proper indentation and structure
YAML FormatterFormat and validate YAML configuration files with proper structure
SQL FormatterFormat and beautify SQL queries with proper indentation and readability
Pixel to Rem ConverterConvert pixel values to rem units based on a configurable base font size
Everyday Utilities
18Everyday productivity and lifestyle tools
Pomodoro TimerFocus and productivity timer based on the Pomodoro Technique with break reminders
Online NotepadSimple online notepad for quick note-taking with auto-save and organization
Typing Speed TestTest and improve your typing speed and accuracy with timed exercises
Random Decision MakerMake random decisions when you cannot choose between multiple options
Checklist MakerCreate and manage checklists for tasks, shopping, travel, and more
Flashcard MakerCreate flashcards for studying and memorization with flip animation
PDF & Document
10Merge, split, convert, and manage PDF documents
PDF MergeMerge multiple PDF files into a single document
PDF SplitSplit a PDF file into separate pages or custom ranges
PDF CompressReduce PDF file size while maintaining quality
Image to PDFConvert images (JPG, PNG, WEBP) to PDF documents
PDF to ImageConvert PDF pages to high-quality images
Text to PDFConvert plain text into a formatted PDF document
Network & Security
5Network analysis, DNS lookup, and security tools
IP GeolocationFind the geographic location and details of any IP address
DNS LookupQuery DNS records for any domain name
SSL Certificate CheckerCheck SSL/TLS certificate details and validity for any website
HTTP Headers AnalyzerAnalyze HTTP response headers for security and performance
Password Strength CheckerAnalyze password strength, entropy, and provide improvement suggestions
Audio & Video
4Trim, convert, and process audio and video files
Finance & Everyday Calc
10Financial and everyday calculators for life decisions
Tip CalculatorCalculate tip amounts and split bills between people instantly
Compound Interest CalculatorCalculate how your money grows with compound interest over time
Loan & Mortgage CalculatorCalculate monthly payments, total interest, and amortization for loans
GPA CalculatorCalculate your Grade Point Average from course grades and credit hours
Discount & Sale CalculatorCalculate sale prices, discounts, and savings from original prices
Currency ConverterConvert between world currencies using real-time exchange rates
Health & Fitness
6Health, fitness, and wellness calculators for a better life
Calorie CalculatorCalculate daily calorie needs based on age, weight, height, and activity level
BMI CalculatorCalculate your Body Mass Index and understand your weight category
Macro CalculatorCalculate optimal macronutrient ratios for your fitness goals
Water Intake CalculatorCalculate your optimal daily water intake based on weight and activity
Body Fat CalculatorEstimate your body fat percentage using measurement-based formulas
Ideal Weight CalculatorFind your ideal weight range based on height, gender, and body frame
SEO & Marketing
5SEO analysis, marketing tools, and content optimization
SERP Snippet PreviewPreview how your page will appear in Google search results
SEO Score CheckerAnalyze your webpage for on-page SEO factors and get improvement suggestions
Hashtag GeneratorGenerate relevant hashtags for social media posts from your content
Social Media Character CounterCheck character limits for Twitter, Instagram, Facebook, and LinkedIn posts
Content Readability CheckerCheck readability scores, grade levels, and sentence complexity for your content
Writing & Grammar
4Grammar checking, writing analysis, and content tools
Syllable CounterCount syllables in words and text for poetry, lyrics, and readability analysis
Reading Time EstimatorEstimate how long it takes to read any text based on word count and reading speed
Word Frequency AnalyzerAnalyze word frequency, distribution, and repetition patterns in your text
Palindrome CheckerCheck if words, phrases, or sentences are palindromes that read the same forwards and backwards
Spreadsheet & CSV
4View, convert, and process CSV and spreadsheet data
CSV ViewerView and explore CSV data in a formatted table with sorting and filtering
TSV to CSV ConverterConvert tab-separated values to comma-separated values format
CSV TransposeTranspose CSV data by swapping rows and columns
Excel Formula GeneratorGenerate Excel formulas from natural language descriptions
File Utilities
10Create, extract, compress, and manage files with ease
Create ZIPCreate ZIP archives from multiple files directly in your browser with drag-and-drop support
Extract ZIPExtract and view contents of ZIP files without uploading to any server
Batch RenameRename multiple files at once using patterns, prefixes, suffixes, and sequence numbers
File Metadata ViewerView detailed file metadata including size, type, dates, and hash values
File Hash GeneratorGenerate SHA-1, SHA-256, SHA-384, and SHA-512 hash values for any file
File Size ConverterConvert between file size units: bytes, KB, MB, GB, TB, and PB
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