Recently Added Online Tools
Check out our latest tools and utility additions. All tools feature 100% browser-based computation.
Aim Trainer
Practise aim and measure accuracy and time per target.
Click Speed Test
Measure your clicks per second over 1 to 60 seconds.
Coin Flip
Flip a virtual coin and settle it heads or tails.
Dead Pixel Test
Find dead or stuck pixels with full-screen colour tests.
Dice Roller
Roll any dice — D4 to D100 — with modifiers and totals.
GPA Calculator
Calculate GPA and CGPA on a 4.0, 5.0 or 10-point scale.
Grade Calculator
Work out your weighted grade and what the final needs.
Keyboard Tester
Check every key on your keyboard for dead or stuck keys.
Microphone Test
Check your mic works and watch the input level live.
Mouse Sensitivity Converter
Convert mouse sensitivity between games and find cm/360.
Mouse Test
Test mouse buttons, double-click and scroll for faults.
Online Alarm Clock
Set an alarm for any time, right in your browser.
Pomodoro Timer
Focus in 25-minute sprints with automatic breaks.
Random Picker Wheel
Spin a wheel of names to pick a random winner fairly.
Reaction Time Test
Measure your reaction time in milliseconds over five rounds.
Scientific Calculator
A full scientific calculator with memory and history.
Spacebar Counter
Count spacebar presses and measure your spacebar speed.
Text Repeater
Repeat any text as many times as you need, instantly.
Text to Speech
Read any text aloud with natural browser voices.
Typing Speed Test
Measure your typing speed in WPM with live accuracy.
Webcam Test
Check your camera works and see its live resolution.
Decimal to Fraction Converter
Convert decimals and percentages to exact fractions.
Fibonacci Sequence Generator
Generate Fibonacci numbers and explore the golden ratio.
Rounding Calculator
Round numbers by decimals, significant figures or nearest multiple.