devicecheckers
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Visual Memory

Squares flash, then go dark. Click the ones that lit up. Three misses end the run.

Lives left: 3

Best level: —

Press start.

More tests

Number Memory Remember a number that grows by one digit each level. Aim Trainer Click targets and see your average time and accuracy. Reaction Time Test Measure how fast you respond, in milliseconds.

What it measures

Pattern

A set of squares that flash, then disappear.

Lives

Three misses end the run. The level you reached is the score.

Questions

Does the grid get bigger?
Yes. It starts at three by three and grows as the level rises, with more lit squares.

Is the score uploaded?
No. The best level stays in local storage on this device.