Logical reasoning
Abstract series and patterns: the ability to induce rules.
Orientative test · 20 questions · ~15 minutes
Discover the true reach of your mind
A free IQ test online, built to the standards of modern psychometrics. Measure your logical, verbal, spatial and numerical reasoning and get your IQ score instantly.
No sign-up · Instant result · Available in English and Spanish
How it works
Three steps, fifteen minutes, zero friction.
- 1
Answer 20 questions
Series, matrices, analogies and numerical problems with progressive difficulty, just like the classic tests.
- 2
Get your estimated IQ
When you finish you'll see your IQ on the standard scale (mean 100, deviation 15) and your percentile, computed on the spot.
- 3
Unlock your full report
Per-area breakdown, a reasoned explanation for every answer, and your personalized certificate.
What it actually measures
Four dimensions of reasoning, inspired by the reference psychometric batteries.
Verbal reasoning
Analogies and relationships between concepts: precision with language.
Spatial reasoning
Rotation, matrices and visualization: thinking in three dimensions.
Numerical reasoning
Proportions, rates and quantities: agility with numbers.
Your result, on two levels
Start free. Go deeper if you want more.
Free result
- ✓Your estimated IQ on the standard scale
- ✓Your percentile against other participants
- ✓Total correct answers
Premium
Full report
- ✓Detailed breakdown by reasoning area
- ✓Reasoned explanation for every question
- ✓Response-time comparison
- ✓Downloadable personalized certificate
Available when you finish the test
Frequently asked questions
Is the test free?+
Yes. Taking the test and seeing your estimated IQ with your percentile is completely free. The full report, with the per-area breakdown and certificate, is an optional one-time purchase.
How long does it take?+
Most people finish in about 15 minutes. The hard limit is 20 minutes, and time is part of the measurement.
Is this an official diagnosis?+
No. It is an orientative test for self-knowledge. It is not a clinical instrument and does not replace a professional assessment by a qualified psychologist.
How is my IQ calculated?+
Your raw score is converted to the standard IQ scale (mean 100, standard deviation 15) using our statistical norms, which are recalibrated as more people complete the test.
Can I retake the test?+
Yes. Questions are drawn from a larger bank, so each attempt can vary. Keep in mind that retaking it many times in a row can inflate your result.
Your mind is ready. Are you?
Fifteen minutes. Twenty questions. An answer that might surprise you.
Take the test now →Important notice
This test is orientative and for entertainment and self-knowledge purposes only. It is NOT a clinical or diagnostic instrument, and its results do not replace a professional psychological assessment administered by a qualified specialist.