14 questions
Numerical reasoning
Number sequences and quantity puzzles: spot the rule, then apply it.
Free · No sign-up · Instant result
Answer 50 reasoning questions at your own pace, then see your estimated IQ, your percentile and a breakdown by skill. All free, at the very end of the test.
The 50 questions are fixed, original and ordered from easy to hard. They draw on four kinds of reasoning that IQ tests have long relied on.
14 questions
Number sequences and quantity puzzles: spot the rule, then apply it.
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One question at a time, from easy to hard. Go back and change an answer whenever you like. A clock shows elapsed time but never cuts you off.
At the end you see how many questions are unanswered and can jump straight to them before you submit.
Your estimated IQ, where it sits on the curve, and how you did in each area appear instantly. There is nothing to pay and no email to give.
This is an unsupervised online test, and it has not been standardised on a large, representative group of people. Its score is an estimate for entertainment and education, not a clinical measurement. It is a good way to try out reasoning puzzles and see roughly how you do. It is not a verdict on how clever you are. Read exactly how the score is worked out and what IQ tests can and cannot tell you.
Not in the way a clinical test is. A professional IQ test is given one-to-one by a psychologist and compared with thousands of carefully chosen people. This is an unsupervised online test with 50 fixed questions, and its scoring rests on stated assumptions rather than a norming sample. It is a fair, fun check of how you handle reasoning puzzles, but treat the number as a rough estimate.
Yes. The test and the full result are free. There is no paywall, no email gate and no account. Your result appears as soon as you finish.
No. While you take the test, your answers are kept in your own browser so a page refresh does not lose them. When you press “See my result” they are sent to the server once to be scored, then shown to you. They are not saved in a database or written to any log, and no cookie or account links them to you.
Set aside half an hour somewhere quiet and take the test in one sitting.
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