# Reaction Time Test
> Measure your visual reaction time in milliseconds in your browser.
- URL: https://reactiontimetestonline.com/
- Visit (tracked): https://promoteindex.com/go/reaction-time-test
- Category: game
- Built with: claude
- Pricing: free
- Game availability: playable (maker-reported)
- Game AI use: ai-assisted
- Game platforms: browser
- Votes: 0
- Tested by PromoteIndex: no. Not tested by PromoteIndex yet. Use at your own risk.
- Listed: 2026-10-28
- Tags: reaction-time, reflexes, browser-game
A free browser-based reaction time test. Wait for the visual signal, then click or tap as quickly as possible to see a result in milliseconds. Repeat trials to compare results on the same device. Claude assisted with a website code change.
Listing: https://promoteindex.com/p/reaction-time-test

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