# Concentration Game, 9Bubbles vs Bubble Pop! Puzzle Game Legend

The clearest difference is ratings volume: Bubble Pop! Puzzle Game Legend at 239K against Concentration Game, 9Bubbles's 46. Bubble Pop! Puzzle Game Legend also leads on rating (4.6 vs 4.4) and chart position (#19 vs unranked). Concentration Game, 9Bubbles's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Concentration Game, 9Bubbles sells 4 one-off in-app purchases and Bubble Pop! Puzzle Game Legend sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Bubble Pop! Puzzle Game Legend holds the better App Store score, 4.6 against 4.4. That said, the two scores are not equally well evidenced: Bubble Pop! Puzzle Game Legend has 239K ratings behind it against 46, so its average is the more settled of the two. Written reviews point the same way: 55% of Concentration Game, 9Bubbles's written reviews are positive against 64% of Bubble Pop! Puzzle Game Legend's.

Concentration Game, 9Bubbles ships an update every 10 days, Bubble Pop! Puzzle Game Legend every 5 days. The most recent releases landed on November 2, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Concentration Game, 9Bubbles | Bubble Pop! Puzzle Game Legend |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (46 ratings)](https://appshunter.io/ios/app/concentration-game-9bubbles/id1366569537/reviews) | **[4.6 (239K ratings)](https://appshunter.io/ios/app/bubble-pop-puzzle-game-legend/id1444990764/reviews)** |
| Number of ratings | 46 | **239K** |
| Positive reviews | 54.5% of reviews | **64.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 10 days | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#19** |
| Size | 43 MB | 620 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +12 |
| Developer | [Lisfee, Inc.](https://appshunter.io/developer/1146331015) | [BitMango, Inc.](https://appshunter.io/developer/465882936) |

## What reviewers say

### Concentration Game, 9Bubbles

[App page](https://appshunter.io/ios/app/concentration-game-9bubbles/id1366569537)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FEEL GOOD | $1.99 | one-time |
| TRY STAGE28 | $1.99 | one-time |
| 10 LIFEs | $1.99 | one-time |
| DELETE ADs | $1.99 | one-time |


### Bubble Pop! Puzzle Game Legend

[App page](https://appshunter.io/ios/app/bubble-pop-puzzle-game-legend/id1444990764)

**Currently charting:** #19 Top Grossing · Board, #91 Top Grossing · Puzzle, #151 Top Free · Board (US App Store)

Engage in a relaxing puzzle experience with over 10,000 levels and powerful boosters. Enjoy seamless gameplay without interruptions, and play anywhere, anytime, even offline. Daily tasks offer rewards and help you progress.

**Highlights:** Over 10,000 levels, No forced interruptive ads, Optional rewarded ads for boosts, Powerful boosters (Bombs, Rainbow Bubbles, Lightning Strikes), Offline play, Daily tasks and bonuses

**Features:** macOS Compatibility, Vision Pro support, iPhone Duo support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Don't Give Up! | $1.99 | one-time |
| Mini Coin Pack | $1.99 | one-time |
| Piggy Bank | $2.99 | one-time |
| Hard Level Bundle | $2.99 | one-time |
| Small Coin Pack | $4.99 | one-time |
| Piggy Bank | $4.99 | one-time |
| Premium Pass | $4.99 | one-time |
| Pop Bundle | $5.99 | one-time |
| Weekend Sale | $6.99 | one-time |
| Great Bundle | $11.99 | one-time |

**What reviewers like**

- 🤩 Addictive and fun gameplay
- 🧠 Challenging levels that require strategy
- 🎨 Colorful and visually appealing
- 🕹️ Simple and easy to pick up

**What reviewers complain about**

- 💢 Excessive and intrusive advertisements
- 🤔 Confusing color schemes that are hard to distinguish
- 🔒 Paid features that should be free
- 🤯 Levels become impossible without paying or watching ads
- 🐛 Frequent crashes and freezes

**Reported bugs**

- Ads that freeze the game and prevent progress
- Inconsistent coin/booster rewards
- Levels that are mathematically impossible to complete

**Requested features**

- Colorblind mode
- Option to disable ads for a one-time fee
- More control over power-ups and boosters
- Ability to replay past levels


## Frequently asked questions

### Is Concentration Game, 9Bubbles free?

Concentration Game, 9Bubbles is free to download, with in-app purchases available.

### Is Bubble Pop! Puzzle Game Legend free?

Bubble Pop! Puzzle Game Legend is free to download, with in-app purchases available.

### Which has better reviews, Concentration Game, 9Bubbles or Bubble Pop! Puzzle Game Legend?

Bubble Pop! Puzzle Game Legend is rated higher. Concentration Game, 9Bubbles averages 4.4 out of 5 from 46 ratings, while Bubble Pop! Puzzle Game Legend averages 4.6 from 239K ratings.

### Do Concentration Game, 9Bubbles or Bubble Pop! Puzzle Game Legend have ads?

Both Concentration Game, 9Bubbles and Bubble Pop! Puzzle Game Legend show ads.

### Which is updated more often, Concentration Game, 9Bubbles or Bubble Pop! Puzzle Game Legend?

Concentration Game, 9Bubbles ships an update every 10 days, and Bubble Pop! Puzzle Game Legend every 5 days. Most recently, Concentration Game, 9Bubbles was updated on November 2, 2026 and Bubble Pop! Puzzle Game Legend on November 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*