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Take the official IQ test online and get instant results!

Is having your IQ measured by a psychologist too much hassle for you?

Take this free online IQ test and use our fun games to train your cognitive abilities and get an accurate IQ score based on the latest research.

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How do I discover my IQ score?

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Take the IQ test online

Our IQ test consists of multiple-choice questions, which you should complete in optimal time for the most accurate score.

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Get your IQ score

Once you've submitted the answers, we'll calculate your IQ score, and you will be able to see the result immediately.

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Boost your IQ level

Not only will you find out what your IQ test score is, but you'll also receive handy tips that will help you improve your IQ.

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Why take our IQ test?

Discover your cognitive potential with a scientifically designed assessment trusted by professionals.

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Instant results

You don't need to wait for the results to be processed or arrive at your mailbox — they will be available as soon as you submit your answers!

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Developed by top psychologists

Our IQ test isn't just a fun little brain exercise. Experts have approved this evaluation method, so we can guarantee an accurate result!

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Official certification

Do you want proof that you've completed an official IQ test? If you like your result at the end of the test, you can request an electronic certificate.

Check out the highest IQ rankings and scores

Explore the fascinating data behind global intelligence. See how different countries, age groups, and universities stack up in our comprehensive IQ analysis.

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Highest IQ by country

Curious how your country performs in terms of intelligence compared to other areas? Find it on this list and check the average IQ of your competitors!

Japan Flag

Japan

Average IQ: 106.49
Taiwan Flag

Taiwan

Average IQ: 106.47
Singapore Flag

Singapore

Average IQ: 105.89
Hong Kong Flag

Hong Kong

Average IQ: 105.37
China Flag

China

Average IQ: 104.1
South Korea Flag

South Korea

Average IQ: 102.35
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Highest IQ by age

Are you smarter than a 5th grader? You don't have to participate in a game show to find out—you can take a look at our IQ ranking by age instead!

Senior person 1st

65+ years old

Average IQ: 114
Mature adult

55-64 years old

Average IQ: 109
Teenager

16-17 year-olds

Average IQ: 108
Adult

45-54 years old

Average IQ: 106
Young Adult

18-19 year-olds

Average IQ: 105
Adult

35-44 year-olds

Average IQ: 113
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Highest IQ by university

Which university has the smartest students? Is it Princeton, Harvard, or an unexpected candidate outside of the Ivy League? Find the answer here!

CIT

California Institute of Technology

145
MIT

Massachusetts Institute of Technology

144
OLIN

Olin College of Engineering

143
RICE

Rice University

143
VAND

Vanderbilt University

143
HMC

Harvey Mudd College

143

Boost your IQ score with games

Not happy with your result on the IQ test? Don't worry—it gets better with practice. Try out our IQ puzzles and memory games to build your mental muscle and develop your deduction, reasoning, and thinking skills. Soon enough, you will notice an improvement!

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Colored tiles

Challenge your brain by memorizing the color and position of the tiles to boost your working memory and IQ score.

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Avoid the mines

Memorize the bombs' position in three seconds to avoid the explosion and improve your concentration and working memory.

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Scroll and match

Boost your IQ by memorizing and matching four tiles in this challenging memory game designed to improve your focus.

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Bird watching

Memorize the birds as they fly across the screen to improve your short-term memory and help boost your IQ score.

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Scene scrutinizer

Boost your concentration and attention span by focusing on the scene and memorizing details about the shapes and colors present.

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Dungeons & Gemstones

Memorize the path to safety to help the knight progress through dungeons and collect gemstones in this unique game that targets your working memory.

We'll let our users speak for us

Melanie McCarthy
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Melanie McCarthy

place US

Most online IQ tests are too simple, and those that aren't are hidden behind a paywall. But this test is different—it's detailed, fun, and completely free of charge.

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Fabian Norton
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Fabian Norton

place US

I've always wanted to find out my IQ score but couldn't bother to get it done officially. This online IQ test made this wish come true!

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Taylor Benson
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Taylor Benson

place US

The IQ test is great, but the detailed report that breaks down areas of improvement is even better. Totally impressed and glad I subscribed!

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Keep up with our latest blog posts

Do you want to learn more about IQ? Discover different intelligence types, ways to boost your IQ score, and celebrity IQs by reading our blog!

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Smartest Animals on the Planet
Nature & IQ

Top 15 Smartest Animals on the Planet [+ Why]

The smartest animals exhibit remarkable problem-solving, social, and tool-use skills, revealing the diversity of intelligence across species. From dolphins to crows, discover who rules the animal kingdom.

Emily Richard

Emily Richard

5 min read

Free IQ test FAQ

Find answers to common questions about the free IQ test below

IQ stands for Intelligence Quotient. It is a total score derived from a set of standardized tests or subtests designed to assess human intelligence.

An IQ test is an assessment that measures a range of cognitive abilities and provides a score that is intended to serve as a measure of an individual's intellectual abilities and potential.

Generally, a score of 100 is considered average. Scores between 115 and 129 are considered above average or "bright", while scores of 130 and above are considered "gifted" or "very superior".

Taking an IQ test can give you insight into your cognitive strengths and weaknesses. It can be a fun way to challenge yourself and understand more about your problem-solving capabilities.

Our basic IQ test is completely free to take. You can receive a preliminary score immediately without any payment. Detailed reports may have optional premium features.

While you can practice solving puzzles and logic problems to get comfortable with the format, IQ tests are designed to measure innate cognitive ability, so extensive preparation typically has limited impact on the core score.

The standard test typically takes between 15 to 30 minutes to complete, depending on your pace. We recommend setting aside uninterrupted time for the best results.

Yes, you can retake the test. However, taking the exact same test repeatedly may artificially inflate your score due to the practice effect. We recommend waiting a few months between attempts.

If you have signed up for a premium membership, you can cancel anytime through your account settings page under the "Billing" tab.

Once you complete the test, your results will be calculated immediately. You can view a summary on the screen, and a detailed report can be emailed to you if you choose to provide your email address.

Still have questions? Contact our support team

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154 IQ level
114 IQ level

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