# Merging Blocks Game vs Space Bubble Puzzle

The clearest difference is update cadence: Space Bubble Puzzle at monthly against Merging Blocks Game's every 10 months. Space Bubble Puzzle also leads on device support (3 vs 1) and iOS requirement (12.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Merging Blocks Game ships an update every 10 months, Space Bubble Puzzle monthly. The most recent releases landed on September 17, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Merging Blocks Game | Space Bubble Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 10 months | **Monthly** |
| Size | 18 MB | 136 MB |
| Requires iOS | 18.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Claudio Souza Mattos](https://appshunter.io/developer/1774316937) | [Yuta Kamiya](https://appshunter.io/developer/1760454275) |

## What reviewers say

### Merging Blocks Game

[App page](https://appshunter.io/ios/app/merging-blocks-game/id6458346586)

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

**In-app purchases:** none


### Space Bubble Puzzle

[App page](https://appshunter.io/ios/app/space-bubble-puzzle/id6596733728)

**In-app purchases:** none


## Frequently asked questions

### Is Merging Blocks Game free?

Merging Blocks Game is free to download, with no in-app purchases.

### Is Space Bubble Puzzle free?

Space Bubble Puzzle is free to download, with no in-app purchases.

### Do Merging Blocks Game or Space Bubble Puzzle have ads?

Both Merging Blocks Game and Space Bubble Puzzle show ads.

### Which is updated more often, Merging Blocks Game or Space Bubble Puzzle?

Merging Blocks Game ships an update every 10 months, and Space Bubble Puzzle monthly. Most recently, Merging Blocks Game was updated on September 17, 2026 and Space Bubble Puzzle on September 28, 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.*