Challenge
Start Lights Challenge
How fast are your reactions?
Mobile friendly
Start Lights Challenge
Five starts. One goal: react as fast as possible.
- 1. Watch the start lights.
- 2. Wait until all lights go out.
- 3. Tap anywhere on the reaction area as quickly as possible.
- 4. Don’t jump the start.
- 5. Complete 5 starts.
No pedals, no account, no setup — works on phone, tablet and desktop. On desktop you can also press Space.
Leaderboard
Best score per driver
Only registered drivers appear on the leaderboard.
Create free account How scoring works
Reaction time is the primary metric — faster is better.
Repeatable reactions add a consistency bonus.
Every false start costs score. Impossible reactions never count.