No. Results are computed and stored locally in your browser.
Reaction Time
Runs locally in your browser. No sign-up.
Wait for green, click as fast as you can, and track your reaction speed across each round.
AttemptsSpeed
Last
--
Best
--
Average
--
Attempts
0/5
False starts
0
All gameplay runs locally in your browser. No network calls.
About this game
Test your reaction speed in a simple, fast, local-only game. This game runs locally in your browser for a private, low-latency experience. You can explore more in All Games.
How to play
- Press start and wait for the color cue.
- Click or tap as soon as the target turns green.
- Complete multiple rounds to get an average reaction time.
- Use reset to run another session and compare results.
Tips
- Keep your cursor or finger near the click zone before each round.
- Avoid tapping early to prevent penalty resets.
- Run multiple rounds and compare your average, not a single best click.
Frequently asked questions
Yes. The game supports both mouse and touch input.
Clicks before the green cue count as early taps and reset that round.
Related games
Try next: Memory Match | Word Guess | Sudoku.
Related tools
Useful alongside this game: Stopwatch | Countdown Timer | Pomodoro Timer.
Stopwatch
Track elapsed time with accurate start, pause, lap, reset, and copy controls.
Countdown Timer
Create countdown timers with hour, minute, and second controls plus pause and reset support.
Pomodoro Timer
Run focused Pomodoro work and break cycles with configurable session lengths and cycle goals.