# Complex Loop vs Number Drop Puzzle

The clearest difference is ads: Number Drop Puzzle at none against Complex Loop's shown. Complex Loop's advantage is update cadence (weekly vs every 3 weeks) and iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Complex Loop sells 8 one-off in-app purchases and Number Drop Puzzle sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Complex Loop ships an update weekly, Number Drop Puzzle every 3 weeks. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Complex Loop | Number Drop Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 360 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Masakazu Taniguchi](https://appshunter.io/developer/1182362149) | [torankirite](https://appshunter.io/developer/1883564850) |

## 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 |


### Number Drop Puzzle

[App page](https://appshunter.io/ios/app/number-drop-puzzle/id6810998730)

**Features:** iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | one-time |


## Frequently asked questions

### Is Complex Loop free?

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

### Is Number Drop Puzzle free?

Number Drop Puzzle is free to download, with in-app purchases available.

### Do Complex Loop or Number Drop Puzzle have ads?

Complex Loop shows ads; Number Drop Puzzle does not.

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

Complex Loop ships an update weekly, and Number Drop Puzzle every 3 weeks. Most recently, Complex Loop was updated on November 7, 2026 and Number Drop Puzzle on October 31, 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.*