Test your lightning-fast reflexes with the ultimate reaction time challenge!

Reaction Test is a simple yet addictive game designed specifically for Apple Watch. Challenge yourself to react as quickly as possible when the screen changes from red to green.

How to Play:
Tap to start the game
Wait for the red screen (don't tap early!)
When it turns green, tap as fast as you can
See your reaction time in milliseconds

Features:
Clean, minimalist interface optimized for Apple Watch
Precise millisecond timing
Personal best tracking across sessions
Haptic feedback for successful reactions
Instant performance ratings from "Lightning fast!" to "Very slow"
Random delay timing to keep you on your toes

Challenge Yourself:
Under 200ms = Lightning fast reflexes!
200-300ms = Excellent reaction time
300-400ms = Good performance

Can you beat your personal best?

Perfect for quick gaming sessions, testing your alertness, or competing with friends. No complicated rules - just pure reaction speed testing at its finest.
Compatible with all Apple Watch models. No iPhone required to play!