UtilityCove

Every tool you need, right in your browser.

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Featured Tools

Popular utilities ready to use — no setup required.

Minecraft Pixel Art Generator

Upload any image and convert it into a Minecraft block art building plan — with a full materials list.

Folder Structure Generator

Build ASCII folder-structure diagrams for README files and docs. Upload a real folder or build one visually.

Minecraft Shape Generator

Generate circles, spheres, pyramids, and other geometric block structures for Minecraft builds.

Letter Profile Picture Generator

Create custom initial avatars with configurable colors, typography, and rounded styles.

Yes or No Wheel

Spin a simple decision wheel to get a fast random yes or no answer.

Emoji to ASCII

Convert emoji into ASCII art text representations instantly in your browser.

All Tools

309 tools across 11 categories — all free, all in-browser.

Text Tools

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Character CounterCount characters, words, and sentences with platform limits.Social Character CounterCheck text length for X, LinkedIn, and Instagram limits.Lorem Ipsum GeneratorGenerate placeholder text in standard, funny, or tech styles.Text RepeaterRepeat any text with custom separators and transforms.WhatsApp Text FormatterFormat bold, italic, strikethrough, and monospace for WhatsApp.Glitch Text GeneratorCreate zalgo, glitchy, and full-width text effects.Emoji to ASCIIConvert emoji to their Unicode code point representations.Special CharactersCopy math, currency, arrow, and other special symbols.Zero-Width SpaceCopy invisible Unicode zero-width space characters.Word Frequency AnalyzerCount word occurrences in any text, sorted by frequency. Great for SEO keyword density analysis.Morse Code TranslatorTranslate text to Morse code and decode Morse code back to text, with a full reference chart.Text to SpeechPaste any text and hear it read aloud using your browser's built-in voices. Adjust speed, pitch, and volume — free, no download needed.Text Line ToolsSort, deduplicate, shuffle, number, reverse, and trim lines of text instantly with 10 one-click operations.Flip Text GeneratorTurn text upside down using Unicode mirror characters, convert to fullwidth aesthetic text, or reverse your string.HTML Entity Encoder / DecoderEncode special HTML characters like &, <, >, ", ' into entities and decode them back to plain text instantly.Emoji PickerBrowse and copy emojis by category — smileys, animals, food, travel, activities, and more. Click any emoji to copy it instantly.Scrabble Score CalculatorCalculate the Scrabble tile score for any word or phrase. See each letter's point value highlighted by tier, from A (1pt) to Q and Z (10pts).Anagram CheckerCheck if two words or phrases are anagrams of each other. See a side-by-side letter frequency comparison and sorted letter view to spot which letters match or differ.Palindrome CheckerCheck if a word, phrase, or sentence reads the same forwards and backwards. Customize how case, spaces, and punctuation are handled. Famous examples included.String Similarity CheckerCompare two strings and measure how similar they are using Levenshtein distance, Jaccard similarity, and longest common substring. Instant percentage scores.Text SummarizerSummarize any long text using extractive keyword-frequency analysis. The tool highlights the most important sentences and generates a concise summary — no AI, runs entirely in your browser.Font GeneratorGenerate fancy Unicode text in 14 styles — bold, italic, script, double-struck, Gothic, monospace, circled, full-width, upside down, strikethrough, and more. Copy and paste anywhere.Word ScramblerScramble any word or phrase with one click, or practice unscrambling letters to find the hidden word. Great for word games and puzzles.Syllable CounterCount syllables in any word, sentence, or paragraph instantly. See syllable counts per word, averages, and check if your poem is a haiku.Text to Handwriting GeneratorConvert typed text into realistic handwriting on lined, graph, or blank paper. Choose font style, ink color, and download as PNG.Random Word GeneratorGenerate random nouns, adjectives, verbs, or adverbs instantly. Filter by starting letter and word length — perfect for writing, games, and brainstorming.Keyword Density AnalyzerAnalyze keyword frequency and density in your content. Paste any article and see top keywords ranked by how often they appear — ideal for SEO content analysis and on-page optimization.Text to NATO AlphabetConvert any text into the NATO phonetic alphabet for clear oral communication.Email NormalizerNormalize email addresses by removing dots, plus aliases, and lowercasing — useful for deduplication and data cleaning.Text to UnicodeConvert text to Unicode code points and back — see the U+ hex values for every character in your string.List ConverterProcess column-based list data with options to sort, reverse, deduplicate, add prefix/suffix, and change separators.Numeronym GeneratorGenerate numeronyms like i18n or k8s — abbreviations where a number replaces the middle letters.

Color Tools

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HEX to RGBConvert hex color codes to RGB values.HEX to HSLConvert hex color codes to HSL values.RGB to HEXConvert RGB values to hex color codes.RGB to HSVConvert RGB values to HSV/HSB values.RGB to CMYKConvert RGB values to CMYK for print.RGB to LABConvert RGB to CIE L*a*b* color space.WCAG Color Contrast CheckerCheck AA/AAA accessibility contrast compliance for text and background colors.Pixel to Rem/Em ConverterConvert px, rem, and em values with configurable base font size.Image Color Palette ExtractorUpload an image and extract dominant color swatches instantly.Color Name FinderFind the nearest named color from HEX or RGB input.Resistor Color Code CalculatorConvert 4-band resistor colors to ohms and reverse from value to bands.HSL to HEXConvert HSL values to hex color codes.HSL to HSVConvert HSL to HSV/HSB color values.HSV to HSLConvert HSV/HSB to HSL color values.HSV to RGBConvert HSV/HSB values to RGB.CMYK to RGBConvert CMYK print values to RGB.LAB to RGBConvert CIE L*a*b* values to RGB.Color PickerPick any color with HSL sliders and instantly get HEX, RGB, HSL, HSV, and CMYK values.Color Palette GeneratorGenerate complementary, analogous, triadic, split-complementary, tetradic, and monochromatic palettes from any base color.Color MixerBlend any two colors together with a custom ratio. See the mixed result as HEX, RGB, and HSL with a full gradient spectrum.Color Shades GeneratorGenerate a complete 11-step color scale (50–950) from any base color. Copy as CSS custom properties or a Tailwind config snippet.Color Blindness SimulatorSimulate how colors appear to people with color blindness. Preview Protanopia, Deuteranopia, Tritanopia, and Achromatopsia side by side to test designs for accessibility.Random Color GeneratorGenerate random hex colors instantly. Get HEX, RGB, and HSL values, lock palette swatches, and copy any color code for your next design project.Screen Color PickerPick any color from your screen using the EyeDropper tool and get HEX, RGB, HSL, and CMYK values instantly. Includes color history and manual hex input.Tailwind Color Palette GeneratorGenerate a complete Tailwind CSS color palette from any base color. Get all 11 shades (50–950) with hex values, copy as tailwind.config.js, CSS variables, or JSON.

Date & Time

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Age CalculatorCalculate exact age in years, months, days, and hours.Date CalculatorAdd or subtract days, weeks, or months from a date.Business Days CalculatorCalculate working days between two dates.Date FormatterFormat any date in 12 different patterns.Unix Timestamp ConverterConvert Unix epoch seconds or milliseconds to readable dates and back.Time Zone ConverterConvert times between world time zones.Week NumberFind the ISO and regular week number for any date.Countdown TimerCount down to any future date and time.Pregnancy Due Date CalculatorEnter your last menstrual period or conception date to get your estimated due date, current week, trimester, and pregnancy milestones.World ClockSee the current time in New York, London, Tokyo, Sydney, Dubai and 15+ cities simultaneously. Add or remove cities freely.Ovulation CalculatorEnter your last period date and cycle length to find your ovulation day, fertile window, next period, and a full calendar view.Time Duration CalculatorCalculate the exact duration between two times or two dates. Get results in hours, minutes, seconds, and decimal formats.Age on Other PlanetsFind out how old you'd be on every planet. Each planet orbits the Sun at a different speed, so your age varies across the solar system.Meeting PlannerFind the best time to meet across multiple time zones. See what time it is for each participant and spot the ideal overlap window where everyone is available.Moon Phase CalculatorFind the moon phase for any date. See the phase name, illumination percentage, and days until the next full or new moon in the 29.5-day lunar cycle.Work Hours CalculatorCalculate total hours worked across multiple time entries. Supports overnight shifts, optional hourly rate for earnings calculation, and weekly totals.Speed Distance Time CalculatorSolve for speed, distance, or time — enter any two values and instantly calculate the third. Supports km/h, mph, m/s, knots, km, miles, hours, minutes, and seconds.Age Difference CalculatorCalculate the exact age difference between two people or any two dates. See the gap in years, months, and days, plus both current ages.Sunrise & Sunset CalculatorGet exact sunrise, sunset, solar noon, and day length for any location and date. Enter coordinates or use your GPS location.Biorhythm CalculatorSee your physical, emotional, and intellectual cycle charts based on your birth date. Find your peak days, low days, and critical transition days.Zodiac Sign CalculatorEnter your birthday to instantly find your Western zodiac sign and Chinese zodiac animal. See your element, traits, ruling planet, and compatible signs.

Keyboard Shortcuts

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Figma ShortcutsEssential keyboard shortcuts for Figma designers.Photoshop ShortcutsAdobe Photoshop keyboard shortcuts cheat sheet.Gmail ShortcutsGmail keyboard shortcuts to manage email faster.Twitter / X ShortcutsTwitter and X keyboard shortcuts guide.YouTube ShortcutsYouTube keyboard shortcuts for video control.Discord ShortcutsDiscord shortcuts for chat, navigation, and voice.Pipedrive ShortcutsPipedrive CRM keyboard shortcuts guide.

Design & Visual

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CSS Gradient GeneratorCreate linear CSS gradients with a live preview.CSS Box Shadow GeneratorBuild and preview CSS box-shadow values with one-click copy.CSS Glassmorphism GeneratorGenerate frosted-glass CSS with backdrop blur and copy-ready styles.QR Code GeneratorGenerate custom QR codes for any text or URL.WiFi QR Code GeneratorGenerate a scannable QR code to share WiFi credentials instantly.Letter Profile PictureGenerate avatar images from initials with custom colors.Spinner WheelCustomizable random spinner wheel with your own options.Minecraft Shape GeneratorGenerate Minecraft block shapes and pixel-art structures.Minecraft Pixel Art GeneratorUpload any image and convert it into a Minecraft 2D pixel art building plan with block counts.Minecraft Color Code GeneratorPreview and copy legacy Minecraft text color and formatting codes.D&D Dice RollerRoll RPG dice notation like 2d8+5 and 4d6dl1 with breakdowns.Minecraft Enchantment Cost CalculatorEstimate anvil XP costs when combining enchanted books.YouTube Timestamp Link GeneratorGenerate shareable YouTube links that start at a specific time.Reading Time EstimatorEstimate how long text takes to read with adjustable words-per-minute speed.CSS Flexbox GeneratorVisually configure Flexbox properties with a live preview and copy the generated CSS.CSS Border Radius GeneratorSet each corner independently, choose from preset shapes like circle and pill, and copy the ready-to-use CSS border-radius.CSS Text Shadow GeneratorAdd multiple text shadow layers with offset, blur, and color controls. Live preview and copy the CSS text-shadow property.CSS Clip Path GeneratorPick from 17 preset shapes — triangle, hexagon, star, arrow, and more — and copy the ready-to-use CSS clip-path value.Gradient Text GeneratorCreate gradient text effects for your website. Pick colors, direction, and font settings, then copy the ready-to-use CSS or inline HTML.CSS Grid GeneratorVisually build CSS Grid layouts. Set columns, rows, track sizes (fr, px, auto), and gaps, then copy the ready-to-use CSS.CSS Animation GeneratorGenerate CSS keyframe animations with a live preview. Choose from 12 presets — fade, slide, bounce, spin, shake, and more. Adjust duration, delay, timing, and iterations.Social Media Image SizesThe complete reference for every social media image dimension — Instagram, Facebook, X/Twitter, LinkedIn, YouTube, TikTok, Pinterest, and Snapchat profiles, covers, and posts.Pixel Art MakerDraw pixel art on an 8×8, 16×16, or 32×32 grid in your browser. Pick colors, click or drag to paint, use the eraser or fill — create retro sprites with no download needed.ASCII Art GeneratorGenerate copy-ready ASCII text banners in multiple styles.CSS Variable GeneratorGenerate a complete CSS design token system from a brand color. Get 11-shade color scales, spacing, typography, border-radius, and shadow variables ready to paste.Placeholder Image GeneratorGenerate custom placeholder images in your browser. Set width, height, background color, text color, and custom label. Download as PNG or copy the SVG data URL.Meme GeneratorCreate memes online — no watermark. Upload your own image, add top and bottom text in Impact font, customize size and color, and download as PNG. 100% browser-based.Online Signature MakerDraw your signature with your mouse or finger and download it as a transparent PNG. No watermark, no sign-up — runs entirely in your browser.Barcode GeneratorCreate Code 128, Code 39, EAN-13, and UPC-A barcodes instantly in your browser. Customize colors, bar size, and download as PNG or copy as SVG.Image CompressorCompress JPEG, PNG, and WebP images in your browser with no upload to any server. Reduce file size by up to 90% with adjustable quality.Favicon GeneratorGenerate a favicon from text or emoji in your browser. Choose background color, text color, and shape — download as PNG at 16×16, 32×32, 64×64, or 128×128 pixels. No upload needed.Neumorphism GeneratorGenerate neumorphic CSS box shadows with a live preview. Adjust size, radius, distance, intensity, and shape — copy ready-to-use CSS for flat, pressed, concave, or convex neumorphic elements.Typography Scale GeneratorGenerate a modular type scale using classic ratios like the golden ratio, perfect fourth, or major third. Preview each step and copy as CSS custom properties or a Tailwind config snippet.Code Screenshot GeneratorTurn code snippets into beautiful shareable images. Choose from 5 themes, set a gradient background, toggle line numbers and window chrome — download as PNG with no watermark.Minecraft Banner GeneratorDesign Minecraft banners with 16 dye colors and 23 patterns. Add up to 6 layers, preview live, and generate the Java Edition /give command with NBT data.Font Pairing GeneratorBrowse 20 curated Google Font pairings for headings and body text. Filter by style, preview live with editable text, and copy the CSS import.Image CropperCrop any image online for free. Set crop position and size with sliders, lock aspect ratios like 16:9 or 1:1, preview live, and download the result as PNG — no upload required.Gradient Mesh GeneratorCreate smooth mesh gradient backgrounds with a 3×3 color grid. Bilinear interpolation blends your colors seamlessly — export as PNG or copy the CSS radial-gradient code.Screenshot BeautifierMake your screenshots look stunning. Add gradient backgrounds, padding, rounded corners, shadows, and browser or macOS window frames. Download as a high-resolution PNG.

Developer Tools

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Folder Structure GeneratorBuild folder structure diagrams, ASCII directory trees, and file tree visualizations for READMEs and docs..gitignore GeneratorGenerate merged .gitignore rules for your stack with one click.JSON to TypeScript InterfaceConvert JSON into TypeScript interfaces with inferred nested types.Text to Slug ConverterConvert titles and phrases into clean SEO-friendly URL slugs.UTM BuilderBuild campaign URLs with UTM parameters for analytics tracking.JSON Formatter & ValidatorValidate, format, and minify JSON directly in your browser.Regex TesterTest regular expressions with live matches and flag controls.Base64 Encode/DecodeEncode text to Base64 and decode Base64 back to plain text.JWT DecoderDecode JWT headers and payload claims directly in your browser.Markdown Table GeneratorConvert CSV or TSV rows into clean Markdown tables for docs.CSV to JSON ConverterConvert CSV or TSV rows into JSON objects with instant output.JSON to CSV ConverterConvert JSON arrays of objects into CSV rows for spreadsheets.Diff CheckerCompare two texts line by line to spot additions and removals.Case ConverterConvert text into camelCase, snake_case, kebab-case, and more.URL Encoder/DecoderEncode unsafe URL characters and decode percent-encoded strings.UUID GeneratorGenerate random UUID v4 values in bulk with quick copy actions.Hash Generator (SHA)Generate SHA hashes (SHA-1, SHA-256, SHA-384, SHA-512) from text.SQL FormatterFormat and minify SQL queries with keyword casing options.XML FormatterValidate, format, and minify XML with copy-ready output.YAML FormatterValidate, format, and minify YAML with clean indentation.TOML FormatterValidate, format, and minify TOML config text quickly.INI FormatterValidate, format, and minify INI configuration files.CSV FormatterValidate and normalize CSV with delimiter conversion support.CRON Expression ExplainerTranslate 5-field cron schedules into plain-English descriptions.Git Branch Name GeneratorGenerate clean branch names from ticket titles and naming conventions.HTTP Status Code ReferenceSearch HTTP response codes with meanings and common troubleshooting causes.Subnet / CIDR CalculatorCalculate IPv4 network, broadcast, and host ranges from CIDR input.Number Base ConverterConvert between binary, octal, decimal, and hexadecimal in real time.HTML Formatter & MinifierBeautify HTML with proper indentation or minify it to reduce file size.Image to Base64 ConverterUpload any image and get the Base64 data URI for embedding in HTML or CSS.Markdown PreviewWrite Markdown and see the live rendered HTML preview side by side.Text to Binary ConverterConvert text to binary, hex, octal, and decimal — or decode binary back to text.Scientific CalculatorFull scientific calculator with sin, cos, tan, log, ln, sqrt, powers, and calculation history.Caesar Cipher & ROT13Encode or decode text with a Caesar cipher at any shift value, use ROT13, or brute-force all 26 shifts at once.Meta Tag GeneratorGenerate SEO meta tags, Open Graph, and Twitter Card HTML tags for your web page with a live copy-ready preview.JSON to YAML ConverterPaste any valid JSON and instantly get clean, properly indented YAML output. Supports nested objects, arrays, and all types.URL ParserBreak any URL into its components — protocol, hostname, port, pathname, query parameters, and fragment hash. Copy any part instantly.XML to JSON ConverterConvert XML to JSON instantly in your browser. Handles attributes, nested elements, and repeated sibling tags as arrays.Fake Data GeneratorGenerate realistic fake test data — names, emails, usernames, phone numbers, addresses, UUIDs, and more. Export as TSV or JSON.Key Code TesterPress any key to see its JavaScript event properties: key, code, keyCode, which, and modifier states. Instantly debug keyboard events.Markdown to HTMLConvert Markdown to clean HTML instantly. Supports headings, bold, italic, links, code blocks, lists, and blockquotes with a live preview.Text Encryptor / DecryptorEncode and decode text using classic ciphers — Vigenère, ROT13, and Atbash. Runs entirely in your browser with no data sent to a server. Swap input and output in one click.ASCII Table ReferenceComplete ASCII character table (0–127) with decimal, hexadecimal, octal, and binary values. Search by character, name, or code. Click any printable character to copy it.Bitwise CalculatorPerform bitwise AND, OR, XOR, NOT, left shift, and right shift on two numbers. View the 16-bit binary representation for every result. Supports decimal, binary, and hex input.IP Address AnalyzerAnalyze any IPv4 address — view binary representation, IP class, private/public status, subnet mask, and CIDR notation. Perfect for networking and DevOps tasks.Ohm's Law CalculatorCalculate voltage, current, resistance, or power using Ohm's Law. Enter any two known values — the calculator solves for the remaining quantities with full formula reference.CSS MinifierMinify CSS online — remove comments and whitespace to compress your stylesheet. Paste your CSS and get the minified version instantly with file size stats.JavaScript MinifierMinify JavaScript online — remove comments and collapse whitespace to reduce file size. Configurable options including console.log removal. Runs in your browser.HTML to Markdown ConverterConvert HTML to Markdown instantly. Supports headings, links, images, tables, lists, code blocks, blockquotes, bold, and italic. Paste HTML and get clean Markdown output.Robots.txt GeneratorGenerate a valid robots.txt file for your website. Add user-agent rules, disallow and allow paths, and sitemap URL. Quick presets for common configurations.Sitemap XML GeneratorGenerate a valid XML sitemap for your website. Add URLs with priority and change frequency, bulk-import URLs, and download as sitemap.xml instantly.SVG to PNG ConverterConvert SVG to PNG online. Upload an .svg file or paste SVG code, set the output scale, and download a crisp PNG. Runs entirely in your browser.Image Format ConverterConvert images between PNG, JPEG, and WebP in your browser. Upload any image, choose output format and quality, and download the converted file instantly.Tournament Bracket GeneratorCreate single-elimination tournament brackets online. Add teams, generate the bracket, and click to advance winners round by round. Print or screenshot to save.Word Search MakerGenerate custom word search puzzles. Enter your words, choose a grid size (10×10, 15×15, or 20×20), and create a printable word search with horizontal, vertical, and diagonal hidden words.Binary CalculatorAdd, subtract, and multiply binary numbers, or perform AND, OR, XOR bitwise operations. See results in binary, decimal, and hex with step-by-step working.CSS Specificity CalculatorInstantly calculate the specificity of any CSS selector. See the (A,B,C) score, compare two selectors, and understand which CSS rule wins.Open Graph PreviewPreview how your page looks when shared on Twitter/X, Facebook, and LinkedIn. Enter title, description, image URL, and site name to see live social card mockups — no URL fetching needed.JSON Schema GeneratorGenerate a JSON Schema (Draft 7) from any JSON example. Paste your JSON and get a valid schema with inferred types for objects, arrays, strings, numbers, booleans, and nested structures.CSS Media Query GeneratorGenerate responsive CSS media queries with custom breakpoints. Use Tailwind or Bootstrap presets, switch between mobile-first and desktop-first strategies, and copy the CSS output.JSONPath TesterTest JSONPath expressions against JSON data in real time. Query with dot notation, wildcards, array slices, and filter expressions — see matching results highlighted instantly in your browser.Credit Card ValidatorValidate any credit card number using the Luhn algorithm. Instantly detect the card network (Visa, Mastercard, Amex, Discover) and check whether the number passes the checksum. 100% client-side.HTML to Plain Text ConverterStrip HTML tags and convert HTML to clean readable plain text. Options to preserve line breaks, decode HTML entities, and collapse whitespace. Useful for copying web content or cleaning scraped data.HMAC GeneratorGenerate HMAC signatures using SHA-256, SHA-384, or SHA-512 — entirely in your browser.Basic Auth GeneratorGenerate Base64-encoded Basic Authentication headers from a username and password instantly.JSON to XML ConverterConvert JSON objects to well-formatted XML markup instantly in your browser.YAML to JSON ConverterConvert YAML to JSON instantly — paste your YAML and get clean, formatted JSON output.User-Agent ParserParse any user-agent string and extract browser, OS, engine, and device information.MIME Types ReferenceLook up MIME types by file extension or search by content type — a complete reference for developers.Random Port GeneratorGenerate random network port numbers outside the well-known range (1024–65535) for development and testing.ULID GeneratorGenerate Universally Unique Lexicographically Sortable Identifiers (ULIDs) for time-ordered unique IDs.RSA Key Pair GeneratorGenerate RSA public and private key pairs in PEM format directly in your browser using Web Crypto API.YAML to TOMLConvert YAML configuration files to TOML format instantly in your browser.JSON to TOMLConvert JSON objects to TOML configuration format instantly in your browser.TOML to JSONConvert TOML configuration files to JSON format instantly in your browser.TOML to YAMLConvert TOML configuration files to YAML format instantly in your browser.OTP Code GeneratorGenerate and verify TOTP one-time passwords for testing multi-factor authentication flows in your browser.JSON DiffCompare two JSON objects and visually highlight the differences — added, removed, and changed keys.Git CheatsheetQuick reference for the most common Git commands — setup, branching, merging, stashing, and more.JSON MinifyRemove all whitespace from JSON to produce the smallest possible output for APIs and storage.Chmod CalculatorCalculate Unix file permission values — click checkboxes to build chmod values and see the octal and symbolic representations.Docker Run to ComposeConvert docker run commands into docker-compose.yml service definitions instantly.IPv4 Address ConverterConvert an IPv4 address to decimal, binary, hexadecimal, and IPv6 representations instantly.IPv4 Range ExpanderEnter a start and end IPv4 address to get the covering CIDR block, subnet mask, and address count.MAC Address GeneratorGenerate random MAC addresses in various formats with optional OUI prefix for network testing.IPv6 ULA GeneratorGenerate RFC 4193 IPv6 Unique Local Addresses (ULA) for private networks — fc00::/7 range.String ObfuscatorPartially mask a string — like a token, IBAN, or API key — to share it safely without revealing the full value.Benchmark BuilderMeasure and compare the execution time of JavaScript code snippets directly in your browser.Regex CheatsheetA complete JavaScript regex cheatsheet — anchors, character classes, quantifiers, groups, flags, and common patterns.Base64 File ConverterConvert any file to Base64 and decode Base64 strings back to downloadable files — entirely in your browser.EXIF Metadata ViewerUpload a JPEG photo and extract EXIF metadata: camera model, exposure settings, ISO, GPS coordinates, and more — processed entirely in your browser.CSS to Tailwind ConverterConvert CSS properties to Tailwind utility classes instantly. Covers spacing, typography, colors, flexbox, grid, borders, and more — with unsupported properties listed separately.

Utility Tools

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Password Strength CheckerScore your password strength and generate stronger ones.Password GeneratorGenerate strong random passwords with configurable length and character sets.Decision MakerLet the tool randomly pick from your list of options.Yes or No WheelSpin a wheel for a random yes or no answer.My Screen SizeDetect your current screen resolution and aspect ratio.Screen Sizes ReferenceCommon Apple device screen sizes and resolutions.Aspect Ratio CalculatorCalculate reduced aspect ratios and proportional dimensions.String CalculatorAnalyze text statistics: characters, words, lines, paragraphs.Roman Numeral ConverterConvert numbers to Roman numerals and Roman numerals to numbers.Readability Score CalculatorCalculate Flesch, FK Grade, Gunning Fog, and SMOG readability scores.Number to Words ConverterConvert numeric values into English words, including negatives and decimals.Temperature ConverterConvert between Celsius, Fahrenheit, Kelvin, and Rankine instantly.Unit ConverterConvert between metric and imperial units for length, weight, volume, and area.StopwatchOnline stopwatch with lap tracking, split times, and best/worst lap highlighting.Random Number GeneratorGenerate random integers or decimals within any range, with no-duplicate and sort options.Statistics CalculatorCalculate mean, median, mode, standard deviation, variance, and more from a list of numbers.GPA CalculatorCalculate your weighted GPA from courses, letter grades, and credit hours on a 4.0 scale.Coin FlipFlip a virtual coin online for a random heads or tails result. Supports multi-flip mode and tracks your heads/tails statistics.Online TimerFree online countdown timer with hour, minute, and second input, quick presets, and an audio alarm when time is up.Image ResizerResize any image in your browser — set dimensions, choose JPEG, PNG, or WebP format, and download the result. Nothing uploaded.Tally CounterFree online tally counter with multiple named counters. Click to increment, decrement, or reset each counter independently.Noise GeneratorPlay white, pink, or brown noise to help you focus, relax, or fall asleep. Generated in your browser using the Web Audio API.Number Sequence GeneratorGenerate Fibonacci, prime, powers of 2, triangular, square, cube, factorial, arithmetic, and geometric sequences. Copy as a comma-separated list or with custom separators.Times Table GeneratorGenerate the multiplication table for any number from 1 to 20. Choose how far to count, hover rows to highlight them, and copy the full table as plain text.BPM Tap CounterTap in rhythm to calculate beats per minute (BPM).Number FormatterFormat any number in 14 different ways — US/EU/Indian locale, currency, scientific notation, engineering, words, binary, hex, octal, and more.Interactive Periodic TableExplore all 118 elements of the periodic table. Click any element to see atomic number, symbol, name, mass, and category. Search and filter by element type.Fuel Efficiency ConverterConvert fuel efficiency between MPG (US), MPG (UK), L/100km, and km/L. Includes a trip cost calculator — enter distance and fuel price to estimate total fuel spend.Shoe Size ConverterConvert shoe sizes between US, UK, EU, CM, and Japanese sizing for men, women, and kids. Full size charts included — find your equivalent size in any system instantly.Triangle CalculatorSolve any triangle using SSS, SAS, ASA, or AAS. Calculate all missing sides, angles, area, and perimeter with an SVG visualization and triangle type detection.Random Name GeneratorGenerate random full names, first names, or last names. Choose male, female, or any gender across 7 nationalities — English, Spanish, French, German, Japanese, Arabic, and Italian.List RandomizerShuffle any list instantly. Paste items one per line, randomize the order, or pick a single random item. Perfect for random order, name draws, playlist shuffles, or deciding who goes first.Username GeneratorGenerate unique usernames in gamer, professional, cute, or random styles. Add a keyword, toggle numbers, and get dozens of ideas at once. Shows character limits for major platforms.Quadratic Formula CalculatorSolve quadratic equations (ax² + bx + c = 0) with step-by-step solutions. Get real and complex roots, discriminant, vertex, and parabola direction. Free quadratic equation solver.PPI CalculatorCalculate pixels per inch (pixel density) for any screen. Enter resolution and screen size to get PPI, PPCM, megapixels, and dot pitch. Also converts pixels to inches, cm, and mm.Passphrase GeneratorGenerate strong, memorable passphrases using random words. Customize word count, separators, and capitalization. See entropy and estimated crack time.File Size ConverterConvert file sizes between bytes, KB, MB, GB, TB, and more in both SI (decimal) and IEC (binary) notation. Instantly compare how drive manufacturers vs. operating systems measure storage.Download Time CalculatorCalculate how long it takes to download any file at a given internet speed. Supports Kbps, Mbps, Gbps, and MB/s with quick presets for 3G, 4G, 5G, and broadband.Circle CalculatorEnter any one property of a circle — radius, diameter, area, or circumference — and instantly calculate all the others using standard geometry formulas.Square Footage CalculatorCalculate the total square footage of one or more rooms. Supports rectangular, triangular, and circular shapes. Add multiple rooms and get instant totals in ft² and m².Uptime & SLA CalculatorCalculate the maximum allowed downtime for any uptime SLA percentage. See how much downtime is permitted per year, month, week, and day for 99%, 99.9%, 99.99% and custom SLAs.IBAN Validator & ParserValidate and parse IBAN numbers — check format, verify the checksum, and extract country and BBAN.Wordle SolverStuck on Wordle? Enter your guesses, mark letters as correct, present, or absent, and instantly see all remaining valid words — filter your way to the answer.

Finance & Everyday Math

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Tip Calculator & Bill SplitterCalculate tip and split total bill per person with instant totals.Percentage CalculatorSolve percent-of, what-percent, and percentage-change calculations.VAT/Tax CalculatorAdd or remove VAT/tax from amounts with a configurable rate.Fuel/Road Trip Cost CalculatorEstimate fuel needed and trip cost from distance, efficiency, and fuel price.Mortgage CalculatorEstimate monthly payment, total paid, and total interest for a home loan.Loan & EMI CalculatorCalculate monthly EMI, total interest, and full amortization schedule for any loan.Compound Interest CalculatorSee how investments grow with compound interest — with year-by-year breakdown.Fraction CalculatorAdd, subtract, multiply, or divide fractions with simplified results, mixed numbers, and steps.Savings Goal CalculatorCalculate how much to save per month to reach your goal — or how long it takes with a fixed monthly amount. Includes interest.Budget CalculatorTrack your monthly income and expenses. See your net savings, savings rate, and a visual income vs. expenses breakdown.Retirement CalculatorPlan your retirement. See your projected nest egg, monthly income from savings, and a year-by-year growth breakdown.Loan Payoff CalculatorSee how much sooner you can pay off your loan with extra monthly payments. Compare standard vs. accelerated payoff, total interest saved, and a month-by-month amortization table.Invoice GeneratorCreate and print professional invoices instantly in your browser. Add line items, tax rate, and client details — no sign-up required, nothing uploaded to any server.Net Worth CalculatorCalculate your net worth by listing your assets and liabilities. See total assets, total liabilities, and net worth with a visual breakdown. Runs entirely in your browser.Break-Even CalculatorFind how many units you need to sell to cover all costs. Enter fixed costs, variable cost per unit, and selling price to calculate your break-even point and contribution margin.Expense SplitterTrack shared expenses and see who owes whom. Add people, enter who paid each expense, and get the minimum number of transfers to settle up.Unit Price ComparisonCompare products by price per unit to find the best value. Enter price and quantity for each option to instantly see which size or brand gives you the most for your money.Salary CalculatorConvert any salary between hourly, daily, weekly, monthly, and annual rates. Configure hours per day, days per week, and see your net salary after tax.ROI CalculatorCalculate return on investment, annual CAGR, net profit, and payback period. Enter your initial investment and total return value to see your performance at a glance.Discount CalculatorCalculate the sale price, discount amount, and savings for any percentage off. Supports reverse mode to find the original price from a sale price and discount percentage.Electricity Cost CalculatorFind out how much any appliance costs to run per day, week, month, and year. Enter wattage, daily usage hours, and your electricity rate to get accurate running cost estimates.Inflation CalculatorFind the equivalent purchasing power of money across any years from 1913 to 2024 using historical US CPI data. Calculate how prices have changed over time.

Productivity

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Meeting Cost CalculatorEstimate meeting cost by attendees, hourly rates, and duration.Pomodoro TimerRun focused work sessions with break intervals and session tracking.Typing Speed TestMeasure your words per minute (WPM) and typing accuracy with five passages. Track errors and improve your speed.Flashcard MakerCreate question-and-answer flashcards and study them in your browser. Flip cards with an animation, shuffle your deck, and mark cards as known to track progress.Habit TrackerTrack your daily habits across the week. Check off each day you complete a habit, monitor your streak, and build consistency. Progress is saved in your browser.Grade CalculatorCalculate your weighted course grade or find out what score you need on the final exam to hit your target. Supports any number of assignments with custom weights.Email Signature GeneratorCreate a professional HTML email signature — add name, title, company, phone, website, and social links. Choose a style, preview it, and copy the HTML for Gmail, Outlook, or Apple Mail.Hashtag GeneratorGenerate relevant hashtags for Instagram, TikTok, Twitter/X, and LinkedIn. Enter your topic and category, pick how many, then copy them all. Platform limits respected.Online NotepadFree online notepad that auto-saves in your browser. No account needed — start typing immediately. Supports multiple notes, word count, and one-click copy or download as .txt.Random Quote GeneratorGet inspired with a random quote from Einstein, Churchill, Twain, Maya Angelou, and more. Filter by category — motivational, wisdom, humor, science. Copy or save favorites.Love CalculatorEnter two names and find out your love compatibility percentage. A fun way to check if you're meant to be — shareable results included!Numerology CalculatorFind your Life Path Number, Expression Number, Soul Urge, and Personality Number. Enter your name and birthdate for a complete numerology reading.

Kitchen & Cooking

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Cooking Unit ConverterConvert cups, spoons, ml, grams, and ounces with ingredient-specific density.Recipe Scaling CalculatorScale any recipe up or down by changing the number of servings. All ingredient amounts adjust proportionally. Supports cups, grams, ml, oz, and more.Baking Substitutions GuideFind substitutes for 35+ baking ingredients — eggs, butter, flour, sugar, dairy, and more. Exact ratios, instructions, and best-use tips included.

Health & Fitness

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BMI CalculatorCalculate your Body Mass Index using metric or imperial units with category breakdown.Sleep CalculatorFind the best bedtime or wake-up time based on 90-minute sleep cycles. Wake up refreshed with this free sleep cycle calculator.TDEE CalculatorCalculate your Total Daily Energy Expenditure using the Mifflin-St Jeor formula. Find calorie targets for weight loss, maintenance, or muscle gain.Ideal Weight CalculatorCalculate your ideal body weight using four clinical formulas: Devine, Robinson, Miller, and Hamwi. Supports metric and imperial units.Heart Rate Zone CalculatorFind your 5 heart rate training zones based on age or max heart rate. Includes the Karvonen formula with fat burn, aerobic, and VO₂ max zones.Body Fat CalculatorEstimate body fat percentage using the US Navy circumference method. Enter height, neck, waist, and hip measurements to see your body fat category. Metric and imperial supported.Weight Loss CalculatorCalculate how long it will take to reach your weight loss goal. Choose your pace, see the required daily calorie deficit, and get a month-by-month weight milestone breakdown.Running Pace CalculatorConvert running pace and speed with race finish time estimates.Calorie Burn CalculatorEstimate calories burned using activity MET, body weight, and workout duration.Daily Water Intake CalculatorEstimate daily hydration target in ml and liters using weight, activity, and climate.Breathing Exercise TimerFollow guided breathing exercises to reduce stress, improve focus, or fall asleep. Choose Box Breathing, 4-7-8, Calm Breathing, or Energizing Breath with an animated visual guide.Macro CalculatorCalculate daily protein, carbohydrate, and fat targets based on your TDEE and goal. Enter your stats and choose to lose weight, maintain, or build muscle — get gram and calorie breakdowns.Weight TrackerLog your weight over time, visualize progress with a line chart, track BMI, and set a goal weight — all stored privately in your browser using localStorage.

How It Works

Simple, fast, and private by design.

1

Pick a tool

Browse our growing library of free utilities and find the one you need.

2

Use it in your browser

Everything runs locally — no uploads, no processing on our servers.

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Done — nothing leaves your device

Your data stays with you. Close the tab and it's gone. Zero footprint.