How to play
- Press Start to begin a round.
- Wait until the panel changes to ready.
- Click immediately and try to lower your best time.
Reflex game
Reaction Timer is a fast browser reflex game. Start a round, wait for the signal, and click only when the panel turns ready. Click too early and the round is lost.
Each attempt takes only a few seconds, making Reaction Timer easy to replay while chasing a sharper score.
Yes. Reaction Timer is free and runs in the browser.
Most people will see times in the low hundreds of milliseconds. The fun is beating your own best time.
Yes. You can tap the ready panel on mobile, though device latency can affect results.