Concentration Game, 9Bubbles vs Word Games
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
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!
Word Games
Enhance your verbal skills with a collection of 12 word games designed to boost vocabulary, trivia knowledge, and memory. Practice abstract thinking, word relationships, and spelling through engaging challenges.
- Vocabulary building
- Trivia knowledge
- Verbal memory practice
- Abstract thinking exercises
- Word relationship testing
- Spelling improvement
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Word Games is a great collection of games based, in part, on principles of cognitive psychology to help you practice verbal skills. This app contains all 12 of Mindware's word games to help you build your vocabulary, trivia knowledge, and verbal memory. Some games require purchase of the Pro version in order to play more than 3 times. Description of Games: Abstraction - Exercise your ability to quickly differentiate between words with a concrete vs. abstract meaning. Word Flow - Exercise your verbal memory for words. Similarities Scramble - Test and improve your knowledge of word relationships. Speed Trivia - Test and improve your knowledge of general trivia and information. Verbal Concepts - Practice your ability to categorize and think conceptually. Vocabulary Star - Improve your vocabulary and spelling skills. Vocabulary Power - An un-timed multiple choice vocabulary task. Word Memory - Memorize 30 words and see if you can remember them. Word Prefixes - Practice and improve your knowledge of word prefixes.
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Verdict
The clearest difference is review sentiment: Word Games at 96% against Concentration Game, 9Bubbles's 55%. Word Games also leads on in-app purchases (none vs 4) and rating (4.7 vs 4.4). Concentration Game, 9Bubbles's advantage is update cadence (every 10 days vs every 5 months). On price, ratings volume, ads and monetization model 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. Concentration Game, 9Bubbles sells 4 one-off in-app purchases. Word Games asks for nothing beyond the download.
Word Games holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 46 and 120 respectively. Written reviews point the same way: 55% of Concentration Game, 9Bubbles's written reviews are positive against 96% of Word Games's.
Concentration Game, 9Bubbles ships an update every 10 days, Word Games every 5 months. The most recent releases landed on October 22, 2026 and October 26, 2026 respectively.
| Parameter | Concentration Game, 9Bubbles | Word Games |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (46 ratings) | 4.7 (120 ratings) — better |
| Positive reviews | 54.5% of reviews | 95.8% of reviews — better |
| Number of ratings | 46 | 120 — better |
| Update frequency | Every 10 days — better | Every 5 months |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 43 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Lisfee, Inc. | Mindware Consulting, Inc |
Customer experience
Concentration Game, 9Bubbles
Word Games
Bugs and requests
Concentration Game, 9Bubbles
Not enough reviews yet to summarise bugs or requests.
Word Games
Reported bugs
2 issues- No explanation on how to play games
- Scores not transferring to pro version
Requested features
2 requests- More direct verbal memory training
- Transfer scores to pro version
In-app purchases
Concentration Game, 9Bubbles
- FEEL GOOD$1.99
- TRY STAGE28$1.99
- 10 LIFEs$1.99
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- DELETE ADs$1.99
Word Games
No in-app purchases
Questions
Is Concentration Game, 9Bubbles free?
Is Word Games free?
Which has better reviews, Concentration Game, 9Bubbles or Word Games?
Do Concentration Game, 9Bubbles or Word Games have ads?
Which is updated more often, Concentration Game, 9Bubbles or Word Games?
Other comparisons
