Comparison

BRAIN vs IQ Test Brain Training Riddles

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

BRAIN

This app offers a free brain training experience designed to enhance the connection between the left and right hemispheres of your brain. It features four exercises aimed at improving creativity, concentration, and memory, along with the popular BRAIN-TEST for on-the-go assessment.

Highlights
  • Strengthens left and right brain links
  • Improves creative thinking and analytical vision
  • Enhances concentration, memory, and processing speed
  • Includes 4 free brain training exercises
  • Features the popular BRAIN-TEST
  • Offers app recommendations for personal development
Features
Read full description

BRAIN-TRAIN ­- based on the world renowned SOMMER + SOMMER BRAIN-TEST - is an innovative brain training app that strengthens the links between the left and right sides of the brain. Intense cooperation between both sides of the brain has a significant impact on brain performance. The selected exercises are specially designed to enable synchronous activity between the two sides of the brain, promoting creative thinking and analytical vision. As a side effect, concentration, memory, and processing speed are also improved. This app is free and offers 4 different exercises, which can help you achieve great results on their own. In addition, we recommend paid apps that offer an even bigger range of activities for your own personal development. Try it out for yourself. Fun is guaranteed! The SOMMER + SOMMER BRAIN-TEST already has over 60 million users and is a good starting point for your brain training. You will also find the BRAIN-TEST in this app, so you can always have it handy and compare your results with your friends and family. The ability to link the two sides of the brain is more important than having a strong right or left side of the brain. The BRAIN TRAIN app helps you with this very important skill. BRAIN-TRAIN offers: • An innovative and free brain training app for the left and right sides of your brain • 4 exercises to improve your creativity, concentration, and memory • The successful BRAIN-TEST on the go • App recommendations for your own personal brain training The BRAIN-TEST in the international headlines: Forbes: "Brains of Men and women are totally different!“ Daily Mail: "Are you rational and like to live by the rules? Or creative and curious? Now there's a quiz that will determine why this might be." The Independent: "Right-brained or left-brained? - The holy grail of pop-psychology in just 30 seconds!" BILD: "These Germans tell you how you really tick!"

About

IQ Test Brain Training Riddles

Engage in a free IQ test and brain-training exercises designed to boost cognitive skills. Scientifically developed, this app offers various tasks to improve processing speed, memory, and logical thinking. Compare your scores with friends and track your progress.

Highlights
  • Free IQ test
  • Brain booster tasks
  • Exercise mode with solutions
  • Compare results with friends
  • Improves logical thinking
  • Enhances working memory
Features
Read full description

- IQ Test completely in English and free to play - Brain booster with different tasks - Scientifically developed by students of the University of Rostock (Germany) - With excercise mode: Play all quiz tasks with solutions and explanations again - Many more great functions for the IQ Test are still planned - Compare your result with friends - In future: WIth Multiplayer Party Mode and quiz elements --------------------------------------------------------------- Why should you take part of this IQ Test? --------------------------------------------------------------- Influenced by WAIS-IV (Wechsler Intelligence Test for Adults) and research by students of the University of Rostock, the IQ Test includes the following tasks: - Perceptive reasoning - Processing speed - working memory - speech understanding - Number understanding - Logical thinking These categories are queried in the IQ Test in various categories, including sample groups, dice test, remember pictures, number series, matrix test, estimate, order numbers and more! Start your IQ Test now and compare with your friends! The first quiz has around 100 tasks, so take some time and start your IQ Test today! The test is free, but you can get extra features. This is a brain booster game. --------------------------------------------------------------- With exercises --------------------------------------------------------------- This app not only includes many IQ tests, you find also exercises and daily riddles to increase your brain power. You can solve daily one riddle of an IQ test. --------------------------------------------------------------- What is an IQ Test? --------------------------------------------------------------- An IQ test is used to show how "intelligent" you are in relation to other people. But what is intelligence? This is not a defined term and so intelligence is just what an IQ test measures. Therefore, different IQ tests can not be compared, just the same test, and it simply tells you if you have solved the tasks better (over IQ 100) or worse (under IQ 100) than the average. So do not take the IQ that seriously, just test how you cut off compared to others! This app is also developed for brain training. --------------------------------------------------------------- Brain booster and brain training --------------------------------------------------------------- To improve your brain performance, we have added numerous tasks and exercises in the IQ Test app that will increase your performance. So if you are about to take an employment test or a psychological test, you can use it to train your brain and get a better result. The tasks are not only in the IQ test area, but also help to improve logical thinking, math and more. --------------------------------------------------------------- Information about in-app purchases and subscriptions --------------------------------------------------------------- There is a Pro subscription in the app. The following notes apply: - The Pro Subscription offers you additional IQ Test functions such as explanations, further tests, numerous exercises and much more. - The Pro subscription is valid for 1 month and will be automatically extended for this period if you do not cancel 24 hours before the end of the period. Your account will be charged within 24 hours before the end of the subscription. - Payment is made through your App Store account. You can deactivate the IQ Test Pro subscription and the automatic renewal via App Store. - If you cancel the subscription, it will remain valid in the IQ Test app until the end of the purchased period. - Terms of Use: https://iqtest-app.de/en/terms-and-conditions/

Screenshots

BRAIN4 screens
IQ Test Brain Training Riddles4 screens

Verdict

The call

The clearest difference is in-app purchases: BRAIN at none against IQ Test Brain Training Riddles's 11. BRAIN also leads on rating (4.7 vs 4.4) and review sentiment (50% vs 34%). IQ Test Brain Training Riddles's advantage is update cadence (every 5 weeks vs every 27 months) and ratings volume (8K vs 3). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. IQ Test Brain Training Riddles sells 10 in-app purchases, starting at $3.99 per month. BRAIN asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

BRAIN holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: IQ Test Brain Training Riddles has 8K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 50% of BRAIN's written reviews are positive against 34% of IQ Test Brain Training Riddles's.

UpkeepUpdate frequency

BRAIN ships an update every 27 months, IQ Test Brain Training Riddles every 5 weeks. The most recent releases landed on September 17, 2026 and September 28, 2026 respectively.

Scorecard7 real differences · 3 level
BRAIN versus IQ Test Brain Training Riddles: the parameters behind the verdict, then further details
ParameterBRAINIQ Test Brain Training Riddles
PriceFreeFree
Rating4.7 (3 ratings) — better4.4 (8K ratings)
Positive reviews50.0% of reviews — better34.4% of reviews
Number of ratings38K — better
Update frequencyEvery 27 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better15.0
Further details — not scored
Size138 MB60 MB
Age rating4+4+
DeveloperBBG Entertainment GmbHPaul Stelzer

Customer experience

BRAIN

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews30 reviews
Positive50.0%
Neutral16.7%
Negative33.3%

IQ Test Brain Training Riddles

All ratings8,011 ratings
Positive85.0%
Neutral5.6%
Negative9.4%
Written reviews334 reviews
Positive34.4%
Neutral16.8%
Negative48.8%

Bugs and requests

BRAIN

Not enough reviews yet to summarise bugs or requests.

IQ Test Brain Training Riddles

Reported bugs

3 issues
  • Questions with no logical correct answer
  • Inability to see questions/content properly
  • Crashes and freezes during tests

Requested features

4 requests
  • Improved English language support
  • More detailed explanations for questions
  • Ability to review past performance
  • Pause/resume functionality

In-app purchases

None

BRAIN

No in-app purchases

10 purchases

IQ Test Brain Training Riddles

Subscriptions2
  • IQ Test Pro$3.991 Month
  • IQ Test Pro Year$19.991 Year
One-time8
  • Remove Ads$0.99
  • Complete Statistics$0.99
  • Premium 1$2.99
Show 5 more
  • Explanations$4.99
  • Premium Plus Young people$5.99
  • Pro Forever$8.99
  • Pro Forever Super Sale$17.99
  • Pro Forever$29.99

Questions

Is BRAIN free?
BRAIN is free to download, with no in-app purchases.
Is IQ Test Brain Training Riddles free?
IQ Test Brain Training Riddles is free to download, with in-app purchases available.
Which has better reviews, BRAIN or IQ Test Brain Training Riddles?
BRAIN is rated higher. BRAIN averages 4.7 out of 5 from 3 ratings, while IQ Test Brain Training Riddles averages 4.4 from 8K ratings.
Do BRAIN or IQ Test Brain Training Riddles have ads?
Neither BRAIN nor IQ Test Brain Training Riddles shows ads.
Which is updated more often, BRAIN or IQ Test Brain Training Riddles?
BRAIN ships an update every 27 months, and IQ Test Brain Training Riddles every 5 weeks. Most recently, BRAIN was updated on September 17, 2026 and IQ Test Brain Training Riddles on September 28, 2026.

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