Choice Reaction Test
Respond to one of four colored signals by choosing the matching labeled button, combining reaction speed and decision accuracy.
Play Choice Reaction Test
When a highlighted color appears, select its matching button promptly. Finish six rounds to see speed and accuracy.
How to play Choice Reaction Test
When a highlighted color appears, select its matching button promptly. Finish six rounds to see speed and accuracy.
How results are calculated
Accuracy and median time on correct answers.
Accuracy, limitations and fair comparisons
Color accessibility and input devices influence comparisons. The challenge runs in your current browser session; compare repeated attempts on the same device for a more useful personal reference.
Questions and answers
Is Choice Reaction Test free?
Yes. This activity is free and does not require registration.
Does this test upload my input or score?
No. Gameplay and optional history storage run in your browser on this device; exporting a result requires your own action.
What is the measured result?
Accuracy and median time on correct answers.
Can the result be treated as a medical or hardware diagnosis?
No. Color accessibility and input devices influence comparisons.
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