Reflex · Live

🏎️ Reaction Race

Wait for the green light, then tap as fast as you can. Beat 250 ms for a coupon. Tap too early and you're out!

Tap to start

Wait for GREEN, then tap immediately

Your best: — ms · Last 5 avg: — ms

Average human reaction: 250 ms. F1 drivers hit ~150 ms. Use your thumb on phone, finger on PC.

About Reaction Race

Reaction Race is a free online reaction-time test. Wait for the box to turn green, then tap as fast as you can — beat 250 ms (the human average) to win, but tap too early and you're out. It measures your reflexes in milliseconds and tracks your best and average times. Popular with gamers, drivers and anyone curious about their reflexes, it plays instantly in your browser on phone or desktop.

📋 How to Play Reaction Race

Tap the box to start the round.
Wait for the box to turn GREEN — don't tap early!
Tap as fast as you can. Beat 250 ms to win.

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Answers

Decibel? Pitch? Your questions answered

How fast is a good reaction time?

The average human reaction time is about 250 ms. Beat 250 ms in Reaction Race to win a coupon; F1 drivers hit around 150 ms.

Why did I get "Too Early"?

You tapped before the light turned green. Wait for green, then tap as fast as you can.