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The 20-question IQ test is the balanced choice: five questions per cognitive domain (spatial, numerical, logical, verbal), a 14-minute timer, and instant results with your IQ score, percentile, domain breakdown, and full answer review.
What to expect
| DETAIL | THIS TEST |
|---|---|
| Questions | 20 (5 per domain) |
| Time | ~10 minutes (14-minute timer) |
| Accuracy | ±9 points |
| Results | Score, percentile, domains, review, certificate |
| Cost | Free. no sign-up, no email |
How accurate is it?
The 20-question test carries an accuracy margin of about ±9 points. a meaningful step up from the 10-question quick test (±12). For the most precise result, take the 40-question full assessment (±7 points).
Ready to find out your real IQ?
Twenty questions, ten minutes. instant results, free certificate, no sign-up.
Start the 20-Question Test →Common questions
Is the 20-question IQ test really free?
Yes. score, percentile, breakdown, review, and certificate are all free. No account or email required.
Can I go back to change an answer?
Yes. Use the ← Back button to review or change answers. but the timer keeps running.
What happens if time runs out?
Your progress so far is saved and scored. you'll still get a result based on the questions you answered.