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Reaction Rush
How fast are your reflexes, really?
Wait for RED to turn GREEN, then tap as fast as humanly possible. Tap too early and it's a false start. Best of 8 rounds counts.
How to play
- 1Wait on the RED screen — do not tap early.
- 2The instant it turns GREEN, tap / click / press any key.
- 3Early taps = false start penalty.
- 4Your score is based on average reaction time over 8 rounds.
Playing as Guest — change name in the top bar
🤖 AI Difficulty
Current level: medium
AI randomises the waiting window (1–5s) to prevent rhythm-guessing and grades reflexes against human benchmark bands (150–500ms).
⏱️ Session
About 60 seconds. Your score, accuracy and reaction time are saved as data for the AI Coach.