MindArena

About This Game

A simple but addictive reflex test. Wait for the red screen to turn green, then tap as fast as possible. Your reaction time is measured in milliseconds. Average human reaction time is 200–250ms — can you beat it?

Reaction Time Ratings

• Under 150ms — Superhuman (rare!)
• 150–200ms — Pro gamer level
• 200–250ms — Above average
• 250–350ms — Average
• Over 350ms — Keep practicing!

How to Play

1. Tap "Start" to begin a round
2. Wait on the red screen — don't tap yet!
3. When the screen turns green, tap as fast as you can
4. See your reaction time in milliseconds
5. Play 5 rounds for your best time

Why Play on MindArena?

✅ 100% free — no login, no download required

✅ Compete on global leaderboards

✅ Works on phone, tablet, and desktop browser

✅ Earn coins for fast reactions