ReactionTest
Free five-round visual reaction-time test in your browser
About
ReactionTest is a free browser-based visual reaction-time test. Wait for the screen to turn green, then click or tap. Five rounds show individual reaction times and an average in milliseconds. No account or download is required. Device and browser latency can affect results.
Details
- Category
- Utilities
- Pricing
- free
- Added
- 23 Oct 2026
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