Brain Rivals
Measure your reaction time and challenge your brain.
Brain Rivals launched on March 2, 2026.
What it does
Brain Rivals is a performance-tracking platform designed to measure your cognitive speed and reaction time. In a world of constant distraction, Brain Rivals provides a clean, high-performance environment to test how active your brain truly is. Using real-time data and competitive leaderboards, the app allows you to benchmark your mental agility against others.
Free cognitive performance platform. Test your reaction time, memory, typing speed, and more. Track personal bests and view public leaderboards.
Measure reaction time, memory, precision, and perception. Save personal bests, understand the gap to your next target, and compete in clearly defined leaderboard windows. Five quick entry points into the full catalog. Every test produces a clear metric you can repeat and improve. Record the delay between a browser color change and your click or key press. Repeat tile sequences that gain one step after each completed level. Click each on-screen target and record targets hit per second. Recall displayed digit strings that gain one digit after each completed level. Classify each displayed word as new or previously shown in the run. BrainRivals turns short browser tests into a practical…from brainrivals.com
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