ReactionMetric
Free browser reaction time test with a five-trial median
What it is
ReactionMetric measures your reaction time in milliseconds across five trials and reports the median, your best result and your consistency. The test runs in the browser on desktop or mobile, and it is free to use.
- Maker
- ReactionMetric
- Category
- Other
- Listed
- October 4, 2026
- reaction-time
- test
- benchmark
- browser
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