# 危険物乙3類 問題集 vs 消防設備乙3 一問一答

The clearest difference is in-app purchases: 危険物乙3類 問題集 at none against 消防設備乙3 一問一答's 1. 消防設備乙3 一問一答's advantage is device support and iOS requirement (13.0 vs 15.0). On price there is nothing between them.

Both are free to download. 消防設備乙3 一問一答 sells 1 one-off in-app purchase. 危険物乙3類 問題集 asks for nothing beyond the download.

## The numbers

| Metric | 危険物乙3類 問題集 | 消防設備乙3 一問一答 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Size | 8 MB | 81 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TATSUYA KAWAGUCHI](https://appshunter.io/developer/1590623691) | [LIBERE CO., LTD.](https://appshunter.io/developer/1885109028) |

## What reviewers say

### 危険物乙3類 問題集

[App page](https://appshunter.io/ios/app/3/id6758592995)

**In-app purchases:** none


### 消防設備乙3 一問一答

[App page](https://appshunter.io/ios/app/3/id6794269855)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $1.99 | one-time |


## Frequently asked questions

### Is 危険物乙3類 問題集 free?

危険物乙3類 問題集 is free to download, with no in-app purchases.

### Is 消防設備乙3 一問一答 free?

消防設備乙3 一問一答 is free to download, with in-app purchases available.

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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.*