# BTS Island vs Matrix Stack

The clearest difference is price: BTS Island at Free against Matrix Stack's $0.99. BTS Island also leads on ratings volume (48K vs 15). Matrix Stack's advantage is in-app purchases (none vs 10) and review sentiment (100% vs 88%). On rating, update cadence, ads and device support there is nothing between them.

BTS Island is free to download; Matrix Stack costs $0.99 up front. BTS Island sells 9 one-off in-app purchases. Matrix Stack asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for BTS Island against 5.0 for Matrix Stack. That said, the two scores are not equally well evidenced: BTS Island has 48K ratings behind it against 15, so its average is the more settled of the two. Written reviews are what separate them: 88% of BTS Island's written reviews are positive against 100% of Matrix Stack's.

BTS Island ships an update every 6 weeks, Matrix Stack every 3 weeks. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | BTS Island | Matrix Stack |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.9 (48K ratings)](https://appshunter.io/ios/app/bts-island-in-the-seom-puzzle/id1617588025/reviews) | **[5.0 (15 ratings)](https://appshunter.io/ios/app/matrix-stack/id6738633004/reviews)** |
| Number of ratings | **48K** | 15 |
| Positive reviews | 88.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 1.3 GB | 55 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [DRIMAGE Co., Ltd](https://appshunter.io/developer/1617588027) | [ANR Studio](https://appshunter.io/developer/1781580625) |

## What reviewers say

### BTS Island

[App page](https://appshunter.io/ios/app/bts-island-in-the-seom-puzzle/id1617588025)

Engage in a match-3 puzzle adventure across various islands with popular music artists. Decorate and customize the environment and characters while enjoying the game's story and music. Participate in events and connect with a community.

**Highlights:** Match-3 puzzle gameplay, Explore diverse islands, Customize island decorations, Dress up characters, Listen to BTS music, Engage in story interactions, Participate in in-game events

**Features:** Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 135 Gems | $0.99 | one-time |
| 270 Gems | $0.99 | one-time |
| Daily Pack | $1.99 | one-time |
| 550 Gems | $3.99 | one-time |
| 750 Gems | $4.99 | one-time |
| 1350 Gems | $4.99 | one-time |
| Weekly Pack | $7.99 | one-time |
| 1500 Gems | $9.99 | one-time |
| 1400 Gems | $9.99 | one-time |

**What reviewers like**

- 💜 Cute and fun game
- 🎨 Adorable character designs
- 🎶 Calming soundtrack
- 🔍 Lots of BTS references and inside jokes
- 🕹️ Engaging puzzle gameplay

**What reviewers complain about**

- 💰 Expensive in-app purchases
- ⏱️ Slow loading times between levels
- 🔄 Forced return to island after each level
- 🔒 Connectivity issues and bugs

**Reported bugs**

- Game freezing or crashing after completing levels
- Connectivity issues causing levels to reset
- Inability to claim daily rewards and hearts

**Requested features**

- Option to continue to next level without returning to island
- Ability to save and use power-ups at any time
- More ways to earn in-game currency without spending real money
- Customization options for member outfits and island decor


### Matrix Stack

[App page](https://appshunter.io/ios/app/matrix-stack/id6738633004)

Tap to precisely drop boxes and build the tallest tower. This addictive one-tap game features a retro style and satisfying gameplay. It's easy to learn but challenging to master, perfect for quick sessions or extended play.

**Highlights:** Precision-based stacking, One-tap gameplay, Retro aesthetic, Offline play, Fast restarts, Hyper-casual design

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BTS Island free?

BTS Island is free to download, with in-app purchases available.

### Is Matrix Stack free?

Matrix Stack costs $0.99, with no in-app purchases.

### Which has better reviews, BTS Island or Matrix Stack?

Matrix Stack is rated higher. BTS Island averages 4.9 out of 5 from 48K ratings, while Matrix Stack averages 5.0 from 15 ratings.

### Do BTS Island or Matrix Stack have ads?

Neither BTS Island nor Matrix Stack shows ads.

### Which is updated more often, BTS Island or Matrix Stack?

BTS Island ships an update every 6 weeks, and Matrix Stack every 3 weeks. Most recently, BTS Island was updated on November 6, 2026 and Matrix Stack on November 4, 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.*