Memory Games Concentration vs Concentration Game, 9Bubbles
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Memory Games Concentration
Engage in four distinct mini-games that challenge your memory and concentration. Test your recall with pattern repetition, classic card matching, color word association, and a timed math quiz.
- Sound pattern repetition
- Classic card matching
- Color word association
- Timed math quiz
- Addition, subtraction, multiplication, division
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Four mini-games designed to test your memory and concentration skills. Games include: Sound Memory - Similar to the electronic game where a tone and color are displayed and you have to repeat the pattern back. Memory Cards - This is a classic memory card game where you must match two cards. See how few attempts you can complete the board in. Color Words - Color words shows you a color and a word, correctly pick the corresponding box to the word not the color. This is harder than it sounds. Speed Math - In Speed math you get 90 seconds to see how many correct questions you can get from randomly generated addition, subtraction, multiplication, and division questions.
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
The clearest difference is review sentiment: Concentration Game, 9Bubbles at 55% against Memory Games Concentration's 0%. Concentration Game, 9Bubbles also leads on rating (4.5 vs 4.0) and update cadence (every 10 days vs every 2 months). Memory Games Concentration's advantage is ads (none vs shown) and iOS requirement (10.0 vs 12.0). On price, in-app purchases, monetization model 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
Both are free to download. Memory Games Concentration sells 2 one-off in-app purchases and Concentration Game, 9Bubbles sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Concentration Game, 9Bubbles holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Concentration Game, 9Bubbles has 45 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of Memory Games Concentration's written reviews are positive against 55% of Concentration Game, 9Bubbles's.
Memory Games Concentration ships an update every 2 months, Concentration Game, 9Bubbles every 10 days. The most recent releases landed on June 1, 2026 and September 27, 2026 respectively.
| Parameter | Memory Games Concentration | Concentration Game, 9Bubbles |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (2 ratings) | 4.5 (45 ratings) — better |
| Positive reviews | 0.0% of reviews | 54.5% of reviews — better |
| Number of ratings | 2 | 45 — better |
| Update frequency | Every 2 months | Every 10 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 38 MB | 43 MB |
| Age rating | 4+ | 4+ |
| Developer | Jeremy Burnham | Lisfee, Inc. |
Customer experience
Memory Games Concentration
Concentration Game, 9Bubbles
In-app purchases
Memory Games Concentration
- Remove Ads$0.99
- Donate $0.99 to Developer$0.99
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 Memory Games Concentration free?
Is Concentration Game, 9Bubbles free?
Which has better reviews, Memory Games Concentration or Concentration Game, 9Bubbles?
Do Memory Games Concentration or Concentration Game, 9Bubbles have ads?
Which is updated more often, Memory Games Concentration or Concentration Game, 9Bubbles?
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