# 素因数分解クイズ vs 素因数分解パズル

The clearest difference is in-app purchases: 素因数分解クイズ at none against 素因数分解パズル's 10. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 素因数分解パズル sells 10 one-off in-app purchases. 素因数分解クイズ asks for nothing beyond the download.

素因数分解クイズ ships an update every 5 days, 素因数分解パズル every 8 days. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 素因数分解クイズ | 素因数分解パズル |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6751097772/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Every 8 days |
| Monetization | — | Free with in-app purchases |
| Size | 26 MB | 102 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [YUKI WATANABE](https://appshunter.io/developer/1724288537) | [Chikai Ito](https://appshunter.io/developer/1480561746) |

## What reviewers say

### 素因数分解クイズ

[App page](https://appshunter.io/ios/app/1/id6740989986)

**Features:** macOS Compatibility

**In-app purchases:** none


### 素因数分解パズル

[App page](https://appshunter.io/ios/app/id6751097772)

A unique math puzzle game where you shoot prime number bullets to break targets. Strategically place targets based on their numbers and the prime bullets you have. Enjoy 999 levels of brain-teasing fun that can be played offline.

**Highlights:** Unique prime number x math puzzle rules, 999 levels for long-term play, Simple tap controls, Quick play and endless modes, Offline play supported, Ranking feature

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 宝石80個 | $0.49 | one-time |
| 宝石250個 | $1.99 | one-time |
| スターターパック | $2.99 | one-time |
| 広告削除 | $5.99 | one-time |
| レギュラーパック | $5.99 | one-time |
| ピンチ脱出パック | $5.99 | one-time |
| 宝石1100個 | $7.99 | one-time |
| 宝石2250個 | $14.99 | one-time |
| 宝石5000個 | $29.99 | one-time |
| 宝石10500個 | $59.99 | one-time |


## Frequently asked questions

### Is 素因数分解クイズ free?

素因数分解クイズ is free to download, with no in-app purchases.

### Is 素因数分解パズル free?

素因数分解パズル is free to download, with in-app purchases available.

### Do 素因数分解クイズ or 素因数分解パズル have ads?

Both 素因数分解クイズ and 素因数分解パズル show ads.

### Which is updated more often, 素因数分解クイズ or 素因数分解パズル?

素因数分解クイズ ships an update every 5 days, and 素因数分解パズル every 8 days. Most recently, 素因数分解クイズ was updated on October 6, 2026 and 素因数分解パズル on October 7, 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.*