IQ Test & Brain Training

Contains adsIn-app purchases
5.37K reviews
Content rating
Everyone
1M+
Downloads
Content rating
Everyone
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About this app

Free IQ test, brain training and logic puzzles in one app. Take a full IQ test with a scored report, or practice every day with unlimited puzzles — all offline, with worked solutions.

WHAT YOU GET

A classic IQ test, the same every time, so your score means something when you repeat it:
• Logical reasoning — visual analogies, progressive series, classification (odd one out), matrix reasoning
• Numerical reasoning — number series, number analogies, number matrices
• Spatial reasoning — 2D pattern matching and paper folding

Daily brain workouts with unlimited practice, so you never run out:
• Mental arithmetic — sharpen your calculation speed
• Number series and Number Grid
• Word unscramble and Word Grid
• Cube folding — 3D mental rotation
• Cut letters — 2D spatial visualization
• Memory tests — recall sequences of numbers, letters, colors and pictures

COMPREHENSIVE IQ REPORT

Once you have completed enough tests, the app builds a cognitive profile across five domains — logic and reasoning, numerical reasoning, working memory, 2D spatial visualization and 3D mental rotation — with your percentile in each and an overall score you can share.

TRACK YOUR PROGRESS

Every attempt is recorded. Performance charts show your score over time, per test, so you can see whether practice is actually working rather than guessing.

CHALLENGE YOUR FRIENDS

Send a friend a challenge link. They take the same test, and you both see the result side by side. No account needed.

PREPARING FOR AN ASSESSMENT?

Nonverbal reasoning tests are widely used in school admissions, competitive exams, graduate schemes and job interviews — especially for quantitative roles in finance, consulting, engineering and software. The question types here are the ones those assessments draw on: inductive and logical reasoning, numerical reasoning, abstract pattern recognition and spatial ability.

HINTS AND SOLUTIONS

Most questions come with a hint and a worked explanation. Reviewing why an answer is right is where the practice actually pays off, so the review screen shows the rule behind each question, not just the correct option.

HOW THE IQ SCORE WORKS

Your score is compared against other people who have taken the same test, in your age group. Each standard deviation away from the average counts as 15 IQ points, and your percentile is calculated from that.

An honest note: the people who download an IQ practice app are, on average, more interested in this than the general population — and probably score higher. That means an IQ figure from this app is likely to read LOWER than one based on the general public. Treat it as a way to measure your own progress over time, not as a clinical assessment.

FREE AND OFFLINE

Taking the tests and getting your score works with no internet connection and costs nothing. There is an optional one-off purchase to remove ads.

AVAILABLE IN 31 LANGUAGES

The app is fully translated into 31 languages. Note that the two word games (Word unscramble and Word Grid) use English words, whatever language the app is set to — every other test is language-independent.
Free IQ & aptitude tests, logic puzzles, memory games. Solutions explained.
Updated on
Sep 19, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    Location, Personal info and 3 others
  • This app may collect these data types
    Personal info, App activity and 2 others
  • Data is encrypted in transit
  • Data can’t be deleted

Ratings and reviews

5.06K reviews
A Google user
July 29, 2019
Assuming that scores are based on data collected from testees (along with equipercentile equating for prior results), this app is likely much more accurate than many others out there. I would be interested to see additional data, since I doubt 553 on 2D-VS or 35 on cubes represents the 99.999th percentile. A histogram or at least some additional statistical parameters (SD, skewness, kurtosis, n, etc.) would be nice. Since verbal tests are usually more g-loaded, it could help to add one.
110 people found this review helpful
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LangiS
July 30, 2019
The percentiles are calculated assuming a gaussian distribution fo scores. Although the number of samples for different tests is between 100K to 1M, after binning for every age the current number of samples does not allow accurate stats for extreme values in distribution tail. Since this reply is limited to 350 words I cannot explain more.
A Google user
September 14, 2018
What a load of bull. How many different iq results do I have to read before I find out which I got. Took ages to get app to open but only to close again. Uninstalling. Don't need any automated message either. This app blows more wind than an old man. Questions I got wrong on this were correct on other more profound apps. Thanks for waisting my time.
28 people found this review helpful
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A Google user
May 29, 2019
really odd app, its not very precise and has cut corners, for example in the "cut letters" section J is often the only answer to straight line with resemble l or i... anyway there are no real "statistics" that can tell you your standing. Edit: meaningful stats are not the mean, it should include the number of players & standard deviation to give you an idea of the sample size of "players" you are participating with. BTW you can manage to cut the j fine in spatial awareness but not in cut letters
66 people found this review helpful
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LangiS
June 5, 2019
The sample size is large enough to be irrelevant to users (from 40000 for newer tests to more than 1 million for older ones). In calculating the top x percent standard deviation of the population is used. Most normal users have no use of standard deviation so we stopped showing it. We will publish complete statistical analysis of results in future

What’s new

- New Comprehensive IQ Report: discover your cognitive profile and global ranking.
- Added Word Grid and Number Grid games.
- 1v1 Challenge Duels: challenge friends and compare scores.
- Bug fixes and performance improvements.