Free online tools for text, developers, images & more.

Live word, character, and sentence counts with reading time.

Switch between UPPER, lower, Title, Sentence, and camelCase.

Generate placeholder paragraphs, sentences, or word lists.

Compare two texts and see what changed, line by line.

Clean up lists by removing repeated lines.

Replace every occurrence of a word or pattern instantly.

Strip extra spaces, blank lines, and hidden formatting.

Translate text to Morse code and back.

Randomize the letters in words.

Click any symbol to copy it.

Sort lines A–Z, naturally, by number or length.

Find the most used words and phrases in text.

Small caps, tiny and strikethrough text.

Turn text into stylized fonts for Instagram.

Validate and pretty-print JSON with error line detection.

Convert text to and from Base64 instantly.

Generate SHA-1, SHA-256, and SHA-512 hashes from text.

Generate one or many RFC-4122 v4 UUIDs.

Percent-encode or decode strings and full URLs.

Test regular expressions with live match highlighting.

Write Markdown and see the rendered result live.

Strip comments and whitespace to shrink CSS files.

Lightweight cleanup for smaller JS files.

Convert Unix epoch time to a date, and back.

Decode a JSON Web Token's claims.

Build a cron schedule visually.

Convert text to binary or hex, and back.

Convert CSV or spreadsheet rows into JSON.

Compare two JSON documents by path.

Turn CSV or spreadsheet cells into a Markdown table.

Convert JSON to CSV and flatten nested objects.

Convert YAML to JSON and JSON to YAML.

Convert px to rem and back, with a 16px chart.

IPv4 CIDR, subnet mask, hosts and ranges.

Pretty print, minify and check XML.

Beautify or minify HTML code.

Format SQL queries for 14 dialects.

See your screen, viewport and pixel ratio.

Turn any text, link, or Wi-Fi detail into a downloadable QR code.

Code 128, Code 39, EAN-13, UPC-A.

Create strong random passwords with custom rules.

Generate random numbers in any range, with or without repeats.

Flip a virtual coin, once or many times.

Random letters, A to Z, or letter strings.

Spin a wheel to pick a fair winner.

Generate an APA or MLA citation.

Roll one or more virtual dice.

Check how strong a password is.

Generate random words for games and writing.

Random first and last names.

Count syllables in a word or sentence.

Add campaign tracking parameters to a URL.

Spin a wheel to randomly pick a name.

Spin for a random Yes or No answer.

Convert instantly between HEX, RGB, and HSL with a live preview.

Hex, RGB and HSL color chart.

Click a pixel in a photo to get its hex/RGB value.

Check WCAG contrast ratios between text and background colors.

Build a CSS gradient visually and copy the code.

Full-screen colors to find dead pixels.

Shrink JPG and PNG file size with an adjustable quality slider.

Resize images to exact pixel dimensions or by percentage.

Convert an image into an embeddable Base64 data URI.

Stamp images with custom text watermarks.

Generate favicon sizes for your website from one image.

Convert between PNG, JPG, and WebP.

Convert iPhone photos to JPG.

Convert WebP images to JPG or PNG.

Add classic top and bottom text to any image.

Turn a photo or logo into text art.

Find 16:9, 4:3 and custom ratios and sizes.

Scan a QR code from an image or camera.

Convert an SVG file to PNG.

Length, weight, temperature, and volume — all in one tool.

Convert between world currencies with live rates.

Find exact age in years, months, and days from any birth date.

Find a percentage, increase/decrease, or add/subtract %.

Calculate a weighted average grade.

Find elapsed time between two clock times.

Countdown timer with presets, plus a lap stopwatch.

Count down to any future date and time.

Add or subtract days from any date.

Convert centimeters to inches.

Convert kilograms to pounds.

Convert millimeters to inches.

Convert temperatures instantly.

Convert numbers and dates to Roman numerals.

Printable 1/64 chart and fraction converter.

Convert times across zones and plan meetings.

Pacific to Eastern time, with an hourly chart.

Central to Eastern time, with an hourly chart.

UTC to Eastern time, summer and winter.

London or GMT to Eastern time, with BST.

UTC to Pacific time, summer and winter.

US Eastern to India time, and back.

Convert binary and decimal, with steps.

Convert hex and decimal, with a 00-FF chart.

Daily calories to lose or maintain.

Daily target and weeks to goal.

Convert centimeters to feet and inches.

See how savings grow over time.

Add or subtract two time durations.

Convert feet and inches to cm.

Add, subtract, multiply, or divide fractions.

Convert gallons, quarts, cups, liters.

Convert grams to ounces.

Convert inches to mm and cm.

Convert kilometers to miles.

Convert pounds to kilograms.

Daily protein, carbs and fat.

Convert fluid ounces to milliliters.

Percent increase and decrease.

Hours worked and weekly timesheet.

Area in sq ft, sq m and acres.

Convert mph, km/h, knots and m/s.

Mean, median, mode and range.

Roots, discriminant and vertex.

Convert F to C with a chart.

Semester and cumulative GPA.

Estimate blood alcohol content.

Convert tablespoons to cups.

Total daily energy expenditure.

Convert teaspoons to tablespoons.

How many weeks in a year, and weeks left.

Find your zodiac sign, element, and traits from your birth date.

Check element-based compatibility between two signs.

Calculate your numerology life path (destiny) number.

Check animal sign compatibility from two birth years.

See how long you've been together and your next milestone.

Compare Life Path Numbers between two birth dates.

Find the numerology number and meaning of a wedding date.