Brain Test

Cognitive Ability Test & IQ Estimate

Explore your cognitive abilities through 75 questions across 5 categories. Get an indication of your IQ. Compare results with friends in challenge mode.

100% Free   ·   No registration   ·   Instant results

For entertainment and self-reflection — not a medical or official IQ test.

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75 questions · 5 cognitive domains · 13 languages

About Brain Test

Brain Test is an informal online tool covering logical reasoning, math, verbal comprehension, spatial visualization and memory. The result is a rough IQ estimate with a confidence interval, not an official or clinical IQ test.