# Complex Loop vs Puzzle UnumMachina

The clearest difference is in-app purchases: Puzzle UnumMachina at none against Complex Loop's 8. Puzzle UnumMachina also leads on iOS requirement (13.0 vs 15.0). Complex Loop's advantage is update cadence (weekly vs every 6 months). On price, ads and device support there is nothing between them.

Both are free to download. Complex Loop sells 8 one-off in-app purchases. Puzzle UnumMachina asks for nothing beyond the download.

Complex Loop ships an update weekly, Puzzle UnumMachina every 6 months. Both last shipped on October 27, 2026.

## The numbers

| Metric | Complex Loop | Puzzle UnumMachina |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/puzzle-unummachina/id6444745086/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 6 months |
| Monetization | — | Ad-supported |
| Size | 360 MB | 17 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [Masakazu Taniguchi](https://appshunter.io/developer/1182362149) | [Yuichi Fukai](https://appshunter.io/developer/1656582855) |

## What reviewers say

### Complex Loop

[App page](https://appshunter.io/ios/app/complex-loop-sci-fi-escape/id6444372851)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレイチケット全回復 | $0.99 | one-time |
| プレイチケット無制限 | $2.99 | one-time |
| 広告削除 | $2.99 | one-time |
| 特別章の解放 | $2.99 | one-time |
| 開発者へのご支援 | $2.99 | one-time |
| 本編快適プレイセット | $4.99 | one-time |
| 特別章フルプレイセット | $4.99 | one-time |
| お得なコンプリートセット | $6.99 | one-time |


### Puzzle UnumMachina

[App page](https://appshunter.io/ios/app/puzzle-unummachina/id6444745086)

A number merging puzzle game where you connect adjacent blocks with the same numbers to create larger ones. Unlock lore and uncover a hidden story about a desert nation and its characters as you progress. The game ends when no more merges are possible.

**Highlights:** Number merging gameplay, 16-cell game field, Unlockable story reports, Achievement system, Character background lore, Casual puzzle experience

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Complex Loop free?

Complex Loop is free to download, with in-app purchases available.

### Is Puzzle UnumMachina free?

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

### Do Complex Loop or Puzzle UnumMachina have ads?

Both Complex Loop and Puzzle UnumMachina show ads.

### Which is updated more often, Complex Loop or Puzzle UnumMachina?

Complex Loop ships an update weekly, and Puzzle UnumMachina every 6 months. Most recently, Complex Loop was updated on October 27, 2026 and Puzzle UnumMachina on October 27, 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.*