Every tool is free, instant, and private. Filter by category or search below.
Google AdSense โ 728ร90
Count words, characters, sentences & reading time instantly.
Count characters with and without spaces for any text.
Convert text to UPPERCASE, lowercase, Title Case, camelCase & more.
Generate placeholder dummy text in words, sentences or paragraphs.
Reverse text, words, or sentences backwards instantly.
Remove duplicate lines from any list or block of text.
Repeat any text or string a set number of times.
Count the number of lines in any text or document.
Remove extra spaces, tabs, and blank lines from text.
Find and replace words or phrases in bulk text.
Beautify, validate, format & minify JSON instantly.
Encode text to Base64 or decode it back to plain text.
Encode or decode URLs and URI components instantly.
Encode special HTML characters to entities or decode them.
Generate SHA-256 cryptographic hashes for any text.
Generate random UUID / GUID version 4 identifiers.
Convert JSON arrays into CSV spreadsheet format.
Minify CSS code to reduce file size and speed up sites.
Minify JavaScript to reduce file size for production.
Test and debug regular expressions against sample text.
Generate strong, secure random passwords instantly.
Check how strong and secure your password is.
Generate random numbers within any range.
Convert colors between HEX, RGB and HSL formats.
Convert between Celsius, Fahrenheit and Kelvin.
Convert numbers between binary, decimal, hex & octal.
Convert numbers to Roman numerals and back.
Generate SEO meta tags, Open Graph & Twitter Cards.
Turn any title into a clean, SEO-friendly URL slug.
Analyze keyword frequency and density in your content.
Generate a robots.txt file to control search crawlers.
Calculate percentages, increases, and decreases.
Calculate the mean, sum, and count of numbers.
Calculate your Body Mass Index from height and weight.
Calculate exact age in years, months, and days.
Calculate monthly loan payments and total interest.
Calculate tips and split the bill among friends.
Calculate sale prices and how much you save.
Convert between meters, feet, miles, inches & more.
Convert between kg, pounds, ounces, grams & more.
Convert between mph, km/h, m/s and knots.
Convert between bytes, KB, MB, GB and TB.
Convert between seconds, minutes, hours and days.
Count sentences in any text instantly.
Count the paragraphs in your document.
Convert any text to UPPERCASE instantly.
Convert any text to lowercase instantly.
Capitalize the first letter of every word.
Convert text to binary code and back.
Translate text to Morse code and back.
Count how often each word appears in text.
Convert HTML code into clean Markdown.
Preview Markdown rendered as HTML live.
Decode and inspect JSON Web Tokens.
Pick colors and get HEX, RGB and HSL codes.
Build and understand cron schedule expressions.
Convert RGB color values to HEX codes.
Convert HEX color codes to RGB values.
Convert Celsius temperatures to Fahrenheit.
Convert Fahrenheit temperatures to Celsius.
Convert kilograms to pounds instantly.
Convert centimeters to inches instantly.
A full scientific calculator in your browser.
Calculate your grade point average.
Estimate monthly mortgage payments.
See how investments grow with compound interest.
Add, subtract, multiply and divide fractions.
Pick a random winner from a list.
Generate QR codes for URLs and text free.
Generate secure random PIN numbers.
Generate creative random usernames.
Format headlines in proper title case for SEO.
Count characters for X (Twitter) posts.
Check meta description length for SEO.
Remove or replace line breaks in text.
Generate bold Unicode text for social media.
Generate italic Unicode text for social media.
Generate sฬถtฬถrฬถiฬถkฬถeฬถtฬถhฬถrฬถoฬถuฬถgฬถhฬถ text.
Find repeated words in your writing.
Beautify and format SQL queries.
Beautify and validate XML documents.
Convert CSV data into JSON format.
Convert Unix timestamps to human dates.
Calculate the exact length of any string.
Calculate the square root of any number.
Calculate percentage increase between values.
Calculate days between two dates.
Calculate the duration between two times.
Simplify and solve ratios.
Convert miles to kilometers instantly.
Convert kilometers to miles instantly.
Convert liters to US gallons and back.
Convert pounds to kilograms instantly.
Convert inches to centimeters instantly.
Generate random colors with HEX codes.
Roll virtual dice online.
Flip a virtual coin โ heads or tails.
Shuffle any list into random order.
Generate Open Graph tags for social sharing.
Build trackable UTM campaign URLs.
Start, stop, and record lap times instantly.
Set a countdown for cooking, workouts, or focus.
Resize images to exact dimensions in your browser.
Compress images to reduce file size with quality control.
Convert PNG images to JPG format instantly.
Convert JPG images to lossless PNG format.
Generate color schemes and copy HEX codes.
Calculate your weighted grade and letter grade.
Estimate reading and speaking time for any text.
Pick a fair random winner from a list of names.
Try a different search term or category.