Free IQ Test

Choose a test. Your score, percentile and answers appear as soon as you finish. No email needed.

Choose a test length

• Full IQ test

  36 questions · 30 minutes

  Most accurate. Recommended.

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• Quick IQ test

  15 questions · 10 minutes

  A fast estimate when you are short on time.

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• 5-minute IQ test

  10 questions · 5 minutes

  The fastest check, for a first rough idea.

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• 45-minute IQ test

  50 questions · 45 minutes

  More questions for a steadier score.

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• 1-hour IQ test

  60 questions · 60 minutes

  Our most thorough test, for the most reliable score.

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Or choose a difficulty

• Easy IQ test

  20 questions · 15 minutes

  Gentle questions to warm up. It cannot measure scores much above 120.

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• Medium IQ test

  25 questions · 20 minutes

  Mostly mid-level questions, with a few hard ones.

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• Hard IQ test

  25 questions · 25 minutes

  Tough questions that tell high scores apart.

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Every test is new: the questions are generated at random each time, so retaking it never shows you the same test.

Before you start

• Find a quiet place and give the test your full attention.
• Don't use a calculator, pen or paper, or help from others.
• Questions get harder. If you are stuck, skip and come back later.
• When the timer reaches zero, the test ends automatically.

What kind of questions are in the test?

Abstract reasoning

Matrix puzzles similar to Raven's Progressive Matrices. Find the rule across rows and columns and complete the grid.

Numerical logic

Number series that test logical and numerical reasoning: spot the pattern and find the next number.

Spatial reasoning

Figures that rotate, mirror, grow or change step by step. Predict what comes next.

Visual perception

Find the figure that breaks the rule shared by all the others. Tests attention to detail and visual analysis.

Want to warm up first? Try our sample IQ questions with answers. They aren't part of the real test.