# SOINSU math puzzle vs 素因数分解キングダム

The clearest difference is in-app purchases: 素因数分解キングダム at none against SOINSU math puzzle's 2. 素因数分解キングダム also leads on ads (none vs shown). SOINSU math puzzle's advantage is iOS requirement (12.0 vs 16.0). On price, update cadence and device support there is nothing between them.

Both are free to download. SOINSU math puzzle sells 2 one-off in-app purchases. 素因数分解キングダム asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SOINSU math puzzle | 素因数分解キングダム |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 90.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 105 MB | 55 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [GAIBAKO co., Ltd.](https://appshunter.io/developer/1548482925) | [Yuta Matsuda](https://appshunter.io/developer/1788852960) |

## What reviewers say

### SOINSU math puzzle

[App page](https://appshunter.io/ios/app/soinsu-math-puzzle/id6444055103)

Engage in a brain-training puzzle game focused on prime factorization. Anyone can learn the fun of numbers through this simple, time-killing activity. Enjoy the challenge of dividing numbers into prime factors with a high-tempo soundtrack.

**Highlights:** Prime factorization gameplay, Brain training puzzles, Mental arithmetic practice, Cyber visuals, Trance music soundtrack, Multiple game modes, Prime number collection

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Add no time limit mode | $0.99 | one-time |
| Hidden Ads | $2.99 | one-time |


### 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 SOINSU math puzzle free?

SOINSU math puzzle is free to download, with in-app purchases available.

### 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 SOINSU math puzzle or 素因数分解キングダム have ads?

SOINSU math puzzle shows ads; 素因数分解キングダム does not.

### Which is updated more often, SOINSU math puzzle or 素因数分解キングダム?

SOINSU math puzzle ships an update weekly, and 素因数分解キングダム weekly. Most recently, SOINSU math puzzle was updated on November 3, 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.*