Improve your reaction time by playing this game a few minutes every day.
The average reaction time for an adult is around 0.2s and 0.3s, see how you compare with our leader board.
Choose between three (4) different intensities : Easy, Medium, Hard and Extreme.
Save your score to the leader board and see how fast (or slow) you are!
How to play
● Choose a difficulty level (Easy, Medium, Hard or Extreme)
● Wait for the countdown
● Tap the colored squares as fast as you can
Square colors change depending on difficulty
Green - Easy
Medium - Yellow
Hard - Orange
Extreme - Red
Optimized for phones, tablets and touch-enabled Chromebooks
Below are the patch notes from the past updates to this game.
- Huge UI update
- New "Extreme" mode
- Added new leader boards
- High score is now stored in local storage instead of session storage
- Added stats page
- Improved score submit form
New design featuring a dark theme
Each difficulty now changes the color of the squares
Added a way to submit your score, leader board to be released soon.
Back to top