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Ready to move?
Touch each ring the instant it appears. Your reaction time is measured in milliseconds.
- 1Enable camera›
- 2Start game
Keyboard: arrow keys move the marker, space taps the ring.
Camera
Camera off. Nothing is uploaded; detection runs in your browser.
How to play
- Stand 2–3 m back so both hands reach the whole screen.
- A ring lights up somewhere on the field — touch it with either hand as fast as you can.
- Precision: twenty rings, five misses allowed. Blitz: as many as you can in 30 seconds.
What you train
A professional reaction trainer. Rings light up one at a time on a dark arena field — touch each one with either hand as fast as you can. Every hit shows your reaction time in milliseconds, and faster reactions score more points. Twenty rings, five misses allowed, with your average and best time on the final card.
Movement: Fast reactive reaches in every direction
- Reaction
- Speed
- Coordination
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