Iq Brain Test, Math for adults vs Concentration Game, 9Bubbles
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Iq Brain Test, Math for adults
Enhance your mental math skills with engaging games and practice modes. Improve logic, memory, and IQ through timed arithmetic challenges and puzzles. Track progress and compete with friends to boost cognitive abilities.
- Mental arithmetic practice
- Multiplication tables
- Logic and memory training
- Timed math puzzles
- IQ development
- Progress tracking
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Keep your mind sharp and agile with Quick Brain! Discover a more engaging way to boost your cognitive abilities. Quick Brain isn't just about numbers; it’s a personal space for your mind to stay active, focused, and resilient. By blending simple arithmetic with creative puzzles, we’ve created a workout for your brain that feels like a game, not a chore. A complete cognitive toolkit in one app: By providing essential mental stimulation, our app helps you improve your memory and maintain a quick mind in your daily life. UNLOCK YOUR MENTAL POTENTIAL Quick Brain is a universal platform designed to support your intellectual growth. Regular sessions help you navigate complex tasks with ease by enhancing: • Logic and Problem-Solving: Develop the ability to see patterns and find solutions faster. • Memory and Concentration: Strengthen your focus and keep your mind from wandering. • Thinking Speed: Train your brain to process information more efficiently under pressure. • Mental Flexibility: Learn to switch between different types of tasks without losing momentum. EXPLORE OUR PRACTICE MODES We offer a variety of challenges to keep your training diverse and exciting: • Strategic Puzzles: Classic 2048 and Sudoku to improve your foresight and planning. • Logic and Spatial Games: Matches and Connect Dots for non-standard thinking. • Reaction Drills: Quick Math and True/False modes to sharpen your instincts. • Custom Training: Adjust sessions to focus on what you need today. • Balance Mode: A dedicated space for testing your mental balance and accuracy. Your journey starts with simple tasks that gradually adapt to your skill level. Studies show that engaging in rapid mental exercises activates the brain regions responsible for logic and memory. Just 5 minutes a day can help you build a lasting habit of mental clarity and confidence. It’s the perfect mindful break for a busy day. Privacy Policy: https://brainsoft-apps.com/?page_id=1349 Terms of Use: https://brainsoft-apps.com/?page_id=1376
Concentration Game, 9Bubbles
This game challenges your memory and concentration by requiring you to memorize and recall the colors and positions of bubbles. Designed to improve cognitive skills and creativity, it offers increasing difficulty across 28 stages.
- Memorize colors and positions
- Burst bubbles based on memory
- Improves memory power
- Enhances creative ability
- 28 challenging stages
- Trains the right side of the brain
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This game will make you smarter and relieve your stress. It is easy at the beginning, but gets more and more difficult. Theoretically, only 1 player per 10,000 can beat all the stages. Let's try! ◆Game Rule◆ Rules are very simple. Memorize the "colors" and "positions" of bubbles which are displayed for only 3 seconds. After they disappear, use your memory, select bubbles and burst them. ◆Game Feature◆ Continue playing this game and you will see that your power of memory improves. The game does more than just improve your memory. Seeing colors is mainly handled by the right side of your brain which is said to control your creativity and intuition. Just by playing this game, you will be able to improve your creative ability. The game has 28 stages in total. If you beat all the stages, the right side of your brain will be able to handle more information than ever! There are many games which train the left side of the brain including Sudoku and other number puzzles, but there are not many games in the world which train the right side of the brain. Play this game, train the right side of your brain and make your everyday life full of creativity!
Screenshots
Verdict
Iq Brain Test, Math for adults and Concentration Game, 9Bubbles both sit at 4.4 stars, but that hides the real split: 55% of Concentration Game, 9Bubbles's written reviews are positive against 31% of Iq Brain Test, Math for adults's. Concentration Game, 9Bubbles also leads on iOS requirement (12.0 vs 16.0). Iq Brain Test, Math for adults's advantage is ratings volume (810 vs 46) and chart position (#189 vs unranked). On price, rating, update cadence and ads 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
Both are free to download. Iq Brain Test, Math for adults sells 10 in-app purchases, starting at $1.99 per month and Concentration Game, 9Bubbles sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.4 for Iq Brain Test, Math for adults against 4.4 for Concentration Game, 9Bubbles. That said, the two scores are not equally well evidenced: Iq Brain Test, Math for adults has 810 ratings behind it against 46, so its average is the more settled of the two. Written reviews are what separate them: 31% of Iq Brain Test, Math for adults's written reviews are positive against 55% of Concentration Game, 9Bubbles's.
Iq Brain Test, Math for adults ships an update fortnightly, Concentration Game, 9Bubbles every 10 days. Both last shipped on November 2, 2026.
| Parameter | Iq Brain Test, Math for adults | Concentration Game, 9Bubbles |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (810 ratings) — better | 4.4 (46 ratings) |
| Positive reviews | 31.3% of reviews | 54.5% of reviews — better |
| Number of ratings | 810 — better | 46 |
| Update frequency | Fortnightly | Every 10 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Best chart rank | #189 — better | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 375 MB | 43 MB |
| Age rating | 4+ | 4+ |
| Developer | Genioworks Consulting & It-Services UG (haftungsbeschrankt) | Lisfee, Inc. |
Customer experience
Iq Brain Test, Math for adults
Concentration Game, 9Bubbles
Bugs and requests
Iq Brain Test, Math for adults
Reported bugs
10 issues- Connect the Dots game stuck at level 29
- Multiplication mode crashes or functions incorrectly
- White screen display issues
- App crashes on launch for some devices
- Daily workout mode crashes when selected
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- Game logic errors with wrong answer validation
- Progress resets after updates
- Multiplication timer too fast with missing answer options
- Balance mode answer selection not registering correctly
- App freezes or becomes unresponsive
Requested features
10 requests- Restore competitive bot mode with medals/weekly tasks
- Add Arabic language support
- Implement age-appropriate difficulty levels
- Add permanent purchase option instead of subscription
- Improve translation quality
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- Reduce ad frequency significantly
- Add more game variety and content
- Implement offline play capability
- Add dark mode option
- Better accessibility features for visually impaired users
Concentration Game, 9Bubbles
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Iq Brain Test, Math for adults
- Special Offer$1.991 Month
- Premium Special offer3 Days trial$1.997 Days
- Premium7 Days trial$4.491 Month
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- Premium3 Days trial$4.991 Month
- Premium3 Days trial$5.997 Days
- Special Offer3 Days trial$17.991 Year
- Premium$22.491 Year
- Improve your math skills3 Days trial$26.991 Year
- Premium3 Days trial$29.991 Year
- Premium Access$39.99
Concentration Game, 9Bubbles
- FEEL GOOD$1.99
- TRY STAGE28$1.99
- 10 LIFEs$1.99
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- DELETE ADs$1.99
Questions
Is Iq Brain Test, Math for adults free?
Is Concentration Game, 9Bubbles free?
Which has better reviews, Iq Brain Test, Math for adults or Concentration Game, 9Bubbles?
Do Iq Brain Test, Math for adults or Concentration Game, 9Bubbles have ads?
Which is updated more often, Iq Brain Test, Math for adults or Concentration Game, 9Bubbles?
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