Reflex · Human Benchmark

Reaction Time Test

Wait for the green screen, then click as fast as you can. We run 5 rounds, drop your fastest and slowest attempt, and score your average against the average human reaction time of about 250 ms.

Round0/5
Last—
Average—
Click anywhere to begin
Red means wait — green means click instantly. Clicking too early counts as a miss.

👀 Random delay

Every wait time is random (1–4 s), so you can’t predict the green light.

📈 Fair scoring

The fastest and slowest rounds are dropped before averaging for a fair result.

🕴 Instant rating

See how you stack up against the 250 ms average human reaction time.

💾 Track progress

Your recent averages are saved locally so you can measure improvement.

More reflex & memory tools

Try the click speed test, number memory challenge and aim trainer.

CPS Click Test