SOLO

Click targets as fast as possible. Track your accuracy, reaction time, and targets per minute. A free Aim Lab alternative.

Measure your words per minute and accuracy. Multiple test lengths and difficulty levels. See how you rank globally.

Click the moment the screen changes color. Measures your reaction in milliseconds. How fast are your reflexes?

The famous test — are you smarter than a chimpanzee? Memorize number positions and click them in order after they disappear.

Remember increasingly long number sequences. Each round adds another digit. How far can you go before your memory fails?

Watch the pattern light up, then repeat it. Like Simon Says but harder. Each round adds to the sequence. How long can you go?

Tiles flash briefly — remember which ones lit up and click them. Grid grows as you level up. Train your visual working memory.

Words appear one at a time. Click SEEN if you've seen it before, NEW if you haven't. How many words can you track at once?

Solve arithmetic problems as fast as you can. Choose your operations: +, −, ×, ÷ or mix them all. 60 seconds on the clock!