# Don't Drop vs 素因数分解キングダム

The clearest difference is iOS requirement: Don't Drop at 10.0 against 素因数分解キングダム's 16.0. On price, update cadence, 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.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 27, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Don't Drop | 素因数分解キングダム |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 56 MB | 55 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Takahiko Nakade](https://appshunter.io/developer/1513184888) | [Yuta Matsuda](https://appshunter.io/developer/1788852960) |

## What reviewers say

### Don't Drop

[App page](https://appshunter.io/ios/app/dont-drop/id1538632646)

**Features:** macOS Compatibility

**In-app purchases:** none


### 素因数分解キングダム

[App page](https://appshunter.io/ios/app/id6740195589)

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

**In-app purchases:** none


## Frequently asked questions

### Is Don't Drop free?

Don't Drop is free to download, with no in-app purchases.

### Is 素因数分解キングダム free?

素因数分解キングダム is free to download, with no in-app purchases.

### Do Don't Drop or 素因数分解キングダム have ads?

Neither Don't Drop nor 素因数分解キングダム shows ads.

### Which is updated more often, Don't Drop or 素因数分解キングダム?

Don't Drop ships an update weekly, and 素因数分解キングダム weekly. Most recently, Don't Drop was updated on October 27, 2026 and 素因数分解キングダム on October 14, 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.*