Most popular on Easy App Library
All-time favorites across games, tools and calculators. Rankings are built from real usage; until enough has been recorded, the full library is listed here.
2048
Slide numbered tiles around a 4x4 grid and merge matching pairs until you reach 2048.
Age & Date Difference Calculator
Find an exact age, or count the days, weeks and working days between two dates.
Aim Trainer
Click targets as they appear and measure your accuracy and speed over thirty seconds.
Base64 Encoder / Decoder
Convert text to Base64 and back, with UTF-8 and URL-safe support.
Block Drop
Rotate and stack falling blocks to clear full lines before the stack reaches the top.
BMI Calculator
Calculate body mass index in metric or imperial units, with a healthy range for your height.
Body Fat Calculator
Estimate body fat percentage, fat mass and lean mass from tape measurements.
Breakout
Bounce the ball off your paddle to smash every brick without letting it past you.
Calorie Calculator
Work out your daily calorie needs and targets for losing or gaining weight.
Color Palette Generator
Pick a color, get its hex, RGB and HSL values, and build a matching palette.
Compound Interest Calculator
See how an investment grows over time with compounding and regular contributions.
CSV to JSON Converter
Turn CSV data into clean JSON, with proper handling of quotes and delimiters.
Currency Converter
Convert between world currencies using up-to-date exchange rates.
Diff Checker
Compare two texts line by line and see exactly what was added or removed.
Discount Calculator
Find the sale price and total saving, including stacked discounts and tax.
Four in a Row
Drop discs into the grid and line up four in a row against a thinking computer opponent.
Fraction Calculator
Add, subtract, multiply or divide fractions and mixed numbers, reduced automatically.
GPA Calculator
Enter your courses, credits and grades to get your GPA on the 4.0 scale.
Hangman
Guess the hidden word one letter at a time before the drawing is finished.
Hash Generator
Produce SHA-1, SHA-256, SHA-384 and SHA-512 hashes from any text.
HEX to RGB Converter
Convert colors between HEX, RGB and HSL with a live preview swatch.
Hours Calculator
Add up worked hours from start and end times, minus breaks, with decimal totals and pay.
JSON Formatter
Paste JSON to pretty-print, minify or validate it, with the exact position of any error.
Lights Out
Toggle cells and their neighbors until the whole five-by-five grid is dark.
Loan Calculator
Work out monthly payments, total interest and the full repayment schedule.
Lorem Ipsum Generator
Generate placeholder text by paragraph, sentence or word and copy it instantly.
Markdown to HTML
Write markdown, preview it live and copy the generated HTML.
Memory Match
Flip cards two at a time and pair every match in the fewest moves you can manage.
Memory Sequence
Watch the color and sound sequence, then repeat it as it grows longer each round.
Minesweeper
Use the number clues to work out where the mines are, and clear every safe square.
Mole Smash
Hit every mole that pops up before it disappears. Thirty seconds on the clock.
Mortgage Calculator
Estimate a full monthly mortgage payment including tax, insurance, HOA and PMI.
Paddle Ball
Classic paddle game: return the ball past the computer to reach seven points first.
Password Generator
Generate strong random passwords with the length and character types you choose.
Percentage Calculator
Percent of a number, increase and decrease, and the difference between two values.
QR Code Generator
Turn a link, message or contact detail into a QR code you can download and print.
Random Number Generator
Pick random numbers in any range, with or without duplicates.
Random Picker
Paste a list to pick a random winner, shuffle it, or draw random numbers.
Reaction Time Test
Click the instant the screen turns green and see your reaction time in milliseconds.
Regex Tester
Test a regular expression against sample text with live highlighting and capture groups.
Retirement Calculator
Project your retirement savings with contributions, growth and inflation adjusted.
Rock Paper Scissors
Pick rock, paper or scissors and play a best-of series against the computer.
ROI Calculator
Calculate return on investment, net profit and annualized return.
Sales Tax Calculator
Add sales tax to a price, or work out the tax already included in a total.
Savings Goal Calculator
Work out how much to put aside each month, or what your savings will grow to.
Scientific Calculator
Trigonometry, logarithms, powers, roots and memory, in degrees or radians.
Sliding Puzzle
Slide numbered tiles into order on a 3x3 or 4x4 board, counting moves and time.
Snake
Guide the snake around the board, eat food to grow, and avoid running into the walls or yourself.
Standard Calculator
A clean everyday calculator with keyboard support and a running history.
Sudoku
Fill the grid so every row, column and box contains the digits one to nine exactly once.
Text Case Converter
Switch text between uppercase, lowercase, title, sentence, camel, snake and kebab case.
Tic-Tac-Toe
Play tic-tac-toe against the computer or a friend on the same device.
Timestamp Converter
Convert between Unix epoch time and readable dates, in seconds or milliseconds.
Tip & Bill Split Calculator
Work out the tip, the total, and exactly what each person owes.
Typing Speed Test
Measure your words per minute and accuracy in a timed sixty-second test.
Unit Converter
Convert length, weight, temperature, volume, area, speed and data sizes instantly.
URL Encoder / Decoder
Percent-encode or decode URLs and inspect query string parameters.
UUID Generator
Generate cryptographically random version 4 UUIDs, one at a time or in bulk.
Word & Character Counter
Count words, characters, sentences, paragraphs and reading time as you type.
Word Guess
Six attempts to find the hidden five-letter word, with a color clue after every guess.