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Convert text between UPPER, lower, Title Case, camelCase, PascalCase, snake_case, kebab-case and more.
Count words, characters, sentences, paragraphs and estimate reading time in real time.
Generate lorem ipsum placeholder text by paragraphs, sentences, or words.
Convert any text or title into a clean, URL-friendly slug with custom separator and case options.
Compare two blocks of text and highlight added, removed, and unchanged lines side by side.
Find and replace text with support for case sensitivity, whole-word matching, and regular expressions.
Remove duplicate lines from a list, with options to trim, ignore case, drop empty lines, and sort.
Convert written text into natural spoken audio with adjustable voice, speed, and pitch.
Dictate with your microphone and convert speech into editable text in real time, in many languages.
A distraction-free notepad that auto-saves to your browser, with live word count and download.
Reverse text by characters, words, or lines instantly and copy the result.
Sort lines alphabetically or by length, with options for case, duplicates, and numeric order.
Generate random words for brainstorming, games, and prompts, with count and formatting options.
Turn plain text into dozens of fancy Unicode styles — script, fraktur, double-struck, and more.
Create bold Unicode text that stays bold when pasted into social media, chats, and bios.
Add a line through your text — strikethrough, slashed, underline, or overline — using Unicode.
Flip your text upside down and backwards using Unicode characters — fun for posts and usernames.
Convert text to bionic reading — bolding the start of each word to help you read faster.
Clean up messy text — trim lines, collapse extra spaces, remove blank lines and line breaks.
Repeat any text a set number of times, with a choice of separator between repetitions.
Count how often each word appears in your text and see the results as a ranked bar chart.
Generate strong, secure random passwords with custom length and character options.
Generate realistic mock JSON data from a custom schema — names, emails, dates, UUIDs and more. Copy or download instantly.
Beautify, indent and validate JSON instantly with clear error messages and 2/4/tab indentation.
Compress JSON by removing all whitespace and line breaks, with live size-reduction stats.
Convert a JSON array of objects into CSV with comma, semicolon or tab delimiters.
Convert CSV data into JSON, with header detection and automatic number/boolean typing.
Beautify and indent XML with nested structure, plus well-formedness validation.
Convert YAML configuration into clean, indented JSON with full syntax validation.
Beautify and indent messy HTML into clean, readable, properly nested markup.
Compress HTML by removing comments and collapsing whitespace, with size-saving stats.
Beautify and indent CSS into clean, consistently formatted rules and declarations.
Compress CSS by removing comments and whitespace, with live size-reduction stats.
Minify JavaScript with a real compressor that mangles names and strips dead code safely.
Beautify and indent JavaScript into clean, consistently formatted, readable code.
Encode text to Base64 or decode Base64 back to text, with full Unicode (UTF-8) support.
Percent-encode text for safe use in URLs, or decode encoded URLs back to readable text.
Encode special characters to HTML entities or decode entities back to plain text.
Decode a JSON Web Token to inspect its header, payload, and expiry — no signature check.
Generate cryptographically random version 4 UUIDs in bulk, with formatting options.
Validate JSON data against a JSON Schema and get a clear list of every validation error.
Generate a QR code from any URL or text and download it as a PNG, with size and error-correction options.
Build and understand cron schedules with presets, editable fields, and a plain-English description.
Build Markdown tables visually with an editable grid, column alignment, and live output.
Test regular expressions live with flag toggles, highlighted matches, and capture-group details.
Generate Apache .htaccess redirect rules — custom URL redirects, force HTTPS, and www handling.
Beautify and indent SQL queries across multiple dialects, with keyword casing options.
Clean and shrink SVG files by removing editor cruft, comments, and metadata, with a live preview.
Create custom placeholder images with any size, colors, and label, then download as PNG.
Create a favicon from a letter or emoji with custom colors and shape, and download multiple sizes.
Build the responsive viewport meta tag with presets for scaling, zoom, and notched devices.
Search and browse HTTP status codes with clear explanations, grouped by category.
Generate SEO meta tags — title, description, keywords, author, and robots — ready to paste into your HTML head.
Create Open Graph meta tags with a live share preview so your links look great on Facebook and LinkedIn.
Generate Twitter/X Card meta tags with a live preview for summary and large-image card types.
Build a valid robots.txt file with allow/disallow rules, crawl-delay, and sitemap directives.
Build trackable campaign URLs with UTM parameters for source, medium, campaign, term, and content.
Analyze keyword frequency and density in your content for one, two, and three-word phrases.
Turn a topic into a ready-to-use set of hashtags for Instagram, TikTok, and X, up to the 30-tag limit.
Count tweet characters using X's real rules — links count as 23 and CJK characters as 2.
Generate unique username ideas from your name or keywords, with numbers, separators, and affixes.
Generate catchy, click-worthy blog post titles from your keyword using proven headline formulas.
Create stylish Instagram bios with emojis and line breaks from your role, interests, and call to action.
Generate ready-to-post captions in different tones, with optional call-to-action and hashtags.
Grab any YouTube video's thumbnail in all available resolutions from its URL or video ID.
Generate relevant YouTube video tags from your keywords, kept within the 500-character limit.
Generate click-worthy YouTube video titles from your topic using proven, high-CTR formulas.
Build a link-in-bio page with your photo, bio, and links, then download a ready-to-host HTML file.
Convert HEX color codes to RGB, RGBA, and HSL instantly, with a live color swatch.
Convert RGB values to HEX color codes with interactive sliders and a live preview.
Pick any color and instantly get its HEX, RGB, RGBA, and HSL values, ready to copy.
Generate complementary, analogous, triadic, tetradic, and monochromatic palettes from one base color.
Check text and background contrast against WCAG AA and AAA standards with a live preview.
Turn any color into a full Tailwind 50–950 shade scale with a ready-to-paste config snippet.
Create linear and radial CSS gradients with multiple color stops and a live preview.
Design CSS box shadows with offset, blur, spread, color, opacity, and inset, with a live preview.
Round element corners visually — link all corners or control each one — with a live preview.
Create CSS text shadows with offset, blur, color, and opacity, previewed on live text.
Design a custom button — colors, padding, radius, font, and shadow — and copy the CSS with hover.
Visually configure a flex container — direction, alignment, wrapping, and gap — with live CSS.
Generate CSS Grid layouts by setting columns, rows, and gap, with a live grid preview.
Create frosted-glass UI effects with blur, transparency, and border, previewed over a gradient.
Generate soft neumorphic shadows — flat, concave, convex, or pressed — with a live preview.
Generate CSS keyframe animations — fade, slide, bounce, spin, pulse, shake — with a live preview.
Generate time-based one-time passwords (TOTP) from a Base32 secret — the same 6-digit 2FA codes as Google Authenticator and Authy.
Generate an MD5 hash (128-bit checksum) from any text instantly, with UTF-8 support and one-click copy.
Generate a secure SHA-256 hash (256-bit) from any text instantly using the Web Crypto API, with UTF-8 support.
Generate a SHA-1 hash (160-bit) from any text instantly using the Web Crypto API, with UTF-8 support and copy.
Test how strong a password is — see its entropy, estimated crack time and which security requirements it meets.
Generate strong, memorable passphrases from random words (diceware-style) with adjustable length, separators and extras.
Encrypt and decrypt text with AES-256-GCM and a password, right in your browser. Share secrets safely over any channel.
Check whether an email address is valid — verify syntax, structure, TLD and flag disposable or role-based addresses.
Validate a credit card number with the Luhn algorithm and detect its brand (Visa, Mastercard, Amex and more).
Generate secure random numeric PINs of any length using a cryptographically strong random generator.
Generate cryptographically secure random tokens — API keys, secrets and salts — in hex, Base64 URL or alphanumeric.
Compare two hashes or checksums to verify they match, with algorithm detection and character-level difference highlighting.
A fast, free online standard calculator for everyday arithmetic — add, subtract, multiply, divide, percentages and more, with keyboard support.
A full scientific calculator with trigonometry, logarithms, powers, roots, factorials and constants — supports degrees and radians.
Calculate percentages three ways — find a percent of a number, what percent one number is of another, and percentage increase or decrease.
Calculate exact age in years, months and days from a date of birth, plus total months, weeks, days and a countdown to the next birthday.
Find the difference between two dates in years, months, weeks and days, with an option to include both the start and end day.
Calculate your monthly loan EMI, total interest payable and total repayment amount from the loan amount, interest rate and tenure.
Calculate the future value of an investment with compound interest, including optional monthly contributions and adjustable compounding frequency.
Calculate simple interest and the total amount from principal, rate and time — choose years or months for the period.
Calculate the tip and total bill, and split it evenly between any number of people — with handy tip percentage presets.
Calculate the sale price and amount saved from an original price and discount percentage, including stacked extra discounts.
Add or remove sales tax or VAT from a price, showing the net amount, tax amount and gross total at any rate.
Add or remove GST at any rate, with an automatic CGST and SGST split for intra-state supply. Quick presets for common slabs.
Convert an hourly wage into daily, weekly, monthly and annual salary based on your hours per week and weeks per year.
Estimate your monthly mortgage payment from home price, down payment, interest rate and loan term, with total interest and cost.
Find out how long it will take to reach a savings goal based on your starting balance, monthly deposit and expected return.
Calculate the Compound Annual Growth Rate (CAGR) of an investment from its starting value, ending value and time period.
Convert any number into written English words, including decimals and negatives — perfect for cheques and legal documents.
Calculate the mean, median, mode, sum, range and standard deviation of a list of numbers entered in any common format.
Calculate your Grade Point Average on a 4.0 scale by entering each course's letter grade and credit hours.
Convert marks obtained out of a total into a percentage and letter grade, with a visual pass/fail progress bar.
Simplify ratios to their lowest terms or solve a proportion (A:B = C:D) for a missing value.
Generate random numbers in any range — integers or decimals, single or many, with an option for no duplicates.
Add, subtract, multiply or divide two fractions and get the result simplified, plus decimal and mixed-number forms.
Convert numbers to and from scientific notation, engineering notation, E-notation and standard form instantly.
Convert length and distance between meters, kilometers, miles, feet, inches, yards, centimeters and more — instantly.
Convert weight and mass between kilograms, grams, pounds, ounces, tonnes, stones and carats instantly.
Convert temperature between Celsius, Fahrenheit and Kelvin instantly with accurate formulas.
Convert speed between km/h, mph, m/s, knots, feet per second and Mach instantly.
Convert area between square meters, square feet, acres, hectares, square miles and more instantly.
Convert volume between liters, milliliters, gallons, cups, pints, cubic meters and more instantly.
Convert time between seconds, minutes, hours, days, weeks, months, years and milliseconds instantly.
Convert digital storage between bits, bytes, KB, MB, GB, TB and binary units like KiB, MiB and GiB.
Convert pressure between pascals, bar, psi, atmospheres, torr (mmHg) and inches of mercury instantly.
Convert energy between joules, kilojoules, calories, kilocalories, watt-hours, kWh and BTU instantly.
Convert power between watts, kilowatts, megawatts, horsepower, BTU/hour and more instantly.
Convert fuel economy between MPG (US/UK), liters per 100 km, kilometers per liter and miles per liter.
Convert numbers between binary, octal, decimal and hexadecimal instantly with big-integer accuracy.
Convert numbers to Roman numerals and Roman numerals back to numbers (1–3999) instantly.
Compress JPG, PNG and WebP images in your browser. Shrink file size with a quality slider — no upload, no quality loss surprises.
Resize images to exact pixel dimensions or by percentage, with optional aspect-ratio lock. Fast, private, browser-based.
Convert images between PNG, JPG and WebP instantly in your browser, with a quality slider for the lossy formats.
Crop images by dragging a selection box. Precise, full-resolution crops downloaded as PNG — all in your browser.
Convert any image to a Base64 data URL and copy ready-to-use CSS and HTML snippets. Runs entirely in your browser.
Decode a Base64 string or data URL back into a viewable, downloadable image — instantly and privately.
Add classic top and bottom meme text to any image with bold outlined Impact-style captions. Free and watermark-free.
Extract the dominant color palette from any photo and copy the hex codes. Choose how many colors to pull.
Scan QR codes from an uploaded image or your camera and instantly read the decoded text or link. Private and instant.
Generate Code 128 barcodes from any text and download them as crisp SVG or PNG. Adjustable size and labels.
View the hidden EXIF data in your JPEG photos — camera, settings, date — and download a clean copy with metadata stripped.
Rotate images left or right by 90°, flip horizontally or vertically, and download the result as PNG. Instant and private.
Add a text watermark to your images with control over position, size, opacity and color — including a tiled repeating option.
Combine multiple photos into a grid collage with adjustable columns, spacing and background color. Download as one image.
Crop any image into a perfect circle with a transparent background and optional colored border. Download as PNG.
Pick the exact color of any pixel in a photo. Click to sample hex and RGB values and keep a history of recent picks.
Draw pixel art on an adjustable grid with a color palette, pen and eraser, then export your creation as a PNG.
Crop a photo into the perfect profile picture. Zoom, drag to reposition, choose circle or square, and export at 128–512px.
Combine multiple PDF files into one document. Reorder them, then merge and download — all in your browser.
Split a PDF by extracting a page range into a new file, or split every page into separate PDFs bundled as a ZIP.
Rotate PDF pages individually or all at once, with live page previews, then download the corrected PDF.
Convert PDF pages to PNG or JPG images at your chosen resolution. Single page downloads directly; multiple pages as a ZIP.
Turn one or many images into a PDF, one image per page. Choose page sizing to match the image or fit to A4.
Shrink large, image-heavy or scanned PDFs by rasterizing pages at adjustable quality. See the size saved before downloading.
Delete unwanted pages and drag the rest into a new order with visual page previews, then download the edited PDF.
Bundle any set of files into a single ZIP archive, right in your browser. Fast, private, no upload.
Open a ZIP archive in your browser, browse its contents, and download individual files — no software needed.
Instantly see a PDF's page count, page size, file size and metadata like title, author and creation date.
Stamp a diagonal text watermark across every page of a PDF, with control over size, opacity, angle and color.
Pull the embedded raster images out of a PDF and download them individually or all together as a ZIP.
Convert Unix timestamps to human-readable dates and back, in seconds or milliseconds, with the live current epoch.
Convert a date and time from one timezone to another using accurate IANA timezone data, including DST.
Watch the live time in multiple cities and timezones at once. Add your own zones — they're saved automatically.
A precise online stopwatch with start, pause and lap timing — accurate to hundredths of a second.
Set a countdown timer with hours, minutes and seconds and get an alarm sound when time runs out.
A Pomodoro focus timer with customizable work and break lengths, automatic cycles and a session counter.
Set one or more alarms with labels and get a sound alert at the chosen time. Alarms are saved in your browser.
Generate a clean monthly calendar for any month and year, choose the week start, and print it.
Find the ISO 8601 week number for any date, plus the day of the year, quarter and weekday.
Count the business days between two dates, excluding weekends and any public holidays you specify.
Test your typing speed and accuracy. Get live WPM, accuracy percentage and elapsed time as you type.
A simple, distraction-free to-do list that saves automatically in your browser. Add, complete and filter tasks.
A draggable sticky-notes board for jotting ideas. Add colorful notes, move them around, and they save automatically.
Track daily habits over the past week and build streaks. Check off each day — your progress is saved automatically.
Calculate your Body Mass Index from height and weight in metric or imperial units, with your category and healthy range.
Calculate your Basal Metabolic Rate with the Mifflin-St Jeor equation and estimate daily calorie needs by activity level.
Get a daily calorie target for your goal and a protein, carb and fat breakdown based on your chosen macro split.
Estimate your body fat percentage with the U.S. Navy tape method from a few simple body measurements.
Estimate your ideal body weight from height using the Devine, Robinson, Miller and Hamwi clinical formulas.
Find how much water to drink each day based on your weight, exercise and climate — in liters, cups and ounces.
Estimate your pregnancy due date from your last period, with current gestational age, trimester and conception date.
Find your most fertile days and estimated ovulation date from your last period and cycle length.
Plan a monthly budget by income and categories, see what's left to allocate, and have it saved in your browser.
Log expenses by category and date, see your total and per-category breakdown, all saved privately in your browser.
Roll up to six animated 3D dice and get the total instantly. Great for board games and tabletop RPGs.
Flip a virtual coin with a smooth animation and settle any decision. Tracks your heads and tails count.
Add your own options and spin a colorful wheel to pick a random winner. Perfect for raffles and decisions.
Paste a list of names and instantly split them into balanced random teams. Great for sports and group work.
Enter two names for a just-for-fun love compatibility percentage and a playful message. Purely entertainment.
Find your Western star sign and Chinese zodiac animal from your birth date, with element and personality traits.
Play the classic Snake game in your browser. Eat, grow longer, and beat your high score with arrow keys or touch.
Play a classic falling-blocks puzzle game. Rotate and stack the pieces to clear lines and chase a high score.
Play Tic-Tac-Toe against an unbeatable computer or a friend. Classic noughts and crosses in your browser.
Play 2048 — slide and merge numbered tiles to reach the 2048 tile. Addictive puzzle with a saved high score.
Flip cards to find matching pairs and train your memory. Choose your difficulty and beat your move count.
Stuck on a choice? Ask a yes/no question and let the decision maker answer Yes, No or Maybe at random.