reactionmetric.com
ReactionMetric
Free browser reaction-time benchmark with five-trial sessions, median, best and consistency results, plus clear browser and device timing limits.
Baskollen91Mätt 30 okt. 2026 · Metod 4Agent Visibility91Mätt 30 okt. 2026 · Metod 1
Historien bakom ReactionMetric
Hur det är byggt
Built with Codex, including AI-assisted code and graphics. The browser reaction test uses JavaScript timing and explains device and browser latency limits.
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