# Sosu der vs 素因数分解キングダム

The clearest difference is ads: 素因数分解キングダム at none against Sosu der's shown. 素因数分解キングダム also leads on update cadence (weekly vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Sosu der ships an update every 4 months, 素因数分解キングダム weekly. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Sosu der | 素因数分解キングダム |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Weekly** |
| Size | 140 MB | 55 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hirobumi Onishi](https://appshunter.io/developer/1740115066) | [Yuta Matsuda](https://appshunter.io/developer/1788852960) |

## What reviewers say

### Sosu der

[App page](https://appshunter.io/ios/app/sosu-der/id6483364985)

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

**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 Sosu der free?

Sosu der 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 Sosu der or 素因数分解キングダム have ads?

Sosu der shows ads; 素因数分解キングダム does not.

### Which is updated more often, Sosu der or 素因数分解キングダム?

Sosu der ships an update every 4 months, and 素因数分解キングダム weekly. Most recently, Sosu der was updated on November 4, 2026 and 素因数分解キングダム on October 30, 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.*