# 日本の市町村 vs 瞬間素因数分解 Prime Factorization

The clearest difference is in-app purchases: 日本の市町村 at none against 瞬間素因数分解 Prime Factorization's 1. 日本の市町村 also leads on iOS requirement (12.0 vs 17.0). 瞬間素因数分解 Prime Factorization's advantage is update cadence (weekly vs every 15 months). On price, ads and device support there is nothing between them.

Both are free to download. 瞬間素因数分解 Prime Factorization sells 1 one-off in-app purchase. 日本の市町村 asks for nothing beyond the download.

日本の市町村 ships an update every 15 months, 瞬間素因数分解 Prime Factorization weekly. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 日本の市町村 | 瞬間素因数分解 Prime Factorization |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 15 months | **Weekly** |
| Size | 819 MB | 3 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Takuya Ishikawa](https://appshunter.io/developer/468311118) | [YUSUKE MIZUNO](https://appshunter.io/developer/1729948508) |

## What reviewers say

### 日本の市町村

[App page](https://appshunter.io/ios/app/id1629437019)

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

**In-app purchases:** none


### 瞬間素因数分解 Prime Factorization

[App page](https://appshunter.io/ios/app/prime-factorization/id6478605149)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ad | $1.99 | one-time |


## Frequently asked questions

### Is 日本の市町村 free?

日本の市町村 is free to download, with no in-app purchases.

### Is 瞬間素因数分解 Prime Factorization free?

瞬間素因数分解 Prime Factorization is free to download, with in-app purchases available.

### Do 日本の市町村 or 瞬間素因数分解 Prime Factorization have ads?

Both 日本の市町村 and 瞬間素因数分解 Prime Factorization show ads.

### Which is updated more often, 日本の市町村 or 瞬間素因数分解 Prime Factorization?

日本の市町村 ships an update every 15 months, and 瞬間素因数分解 Prime Factorization weekly. Most recently, 日本の市町村 was updated on October 30, 2026 and 瞬間素因数分解 Prime Factorization on October 25, 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.*