Reaction Time Test
AvailableMeasure how quickly you respond when a stimulus changes color. Complete five valid rounds and review your average, median, and best times.
Start the Reaction Time TestTest Your Cognitive Skills
Free browser-based tests for reaction time, memory, and attention. Compare your personal scores and track progress on your own device.
Featured test
More tests coming soon
These tools are planned for later releases and are not playable yet.
Number Memory
Coming soonRemember increasingly long number sequences. Coming soon.
Not available yet
Visual Memory
Coming soonRecall tile patterns after a short flash. Coming soon.
Not available yet
Sequence Memory
Coming soonReproduce growing sequences of highlighted tiles. Coming soon.
Not available yet
Stroop
Coming soonName ink colors while reading conflicting color words. Coming soon.
Not available yet