# 危険物取扱者 乙種第1類 一問一答 vs 第三種冷凍機械責任者 試験対策・問題集

The clearest difference is in-app purchases: 第三種冷凍機械責任者 試験対策・問題集 at none against 危険物取扱者 乙種第1類 一問一答's 1. 第三種冷凍機械責任者 試験対策・問題集 also leads on ads (none vs shown). 危険物取扱者 乙種第1類 一問一答's advantage is iOS requirement (13.0 vs 17.6). On price and device support there is nothing between them.

Both are free to download. 危険物取扱者 乙種第1類 一問一答 sells 1 one-off in-app purchase. 第三種冷凍機械責任者 試験対策・問題集 asks for nothing beyond the download.

## The numbers

| Metric | 危険物取扱者 乙種第1類 一問一答 | 第三種冷凍機械責任者 試験対策・問題集 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Size | 316 MB | 7 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [LIBERE CO., LTD.](https://appshunter.io/developer/1885109028) | [RYOHEI HORIUCHI](https://appshunter.io/developer/1869799988) |

## What reviewers say

### 危険物取扱者 乙種第1類 一問一答

[App page](https://appshunter.io/ios/app/1/id6788370240)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $0.99 | one-time |


### 第三種冷凍機械責任者 試験対策・問題集

[App page](https://appshunter.io/ios/app/id6797336049)

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

**In-app purchases:** none


## Frequently asked questions

### Is 危険物取扱者 乙種第1類 一問一答 free?

危険物取扱者 乙種第1類 一問一答 is free to download, with in-app purchases available.

### Is 第三種冷凍機械責任者 試験対策・問題集 free?

第三種冷凍機械責任者 試験対策・問題集 is free to download, with no in-app purchases.

### Do 危険物取扱者 乙種第1類 一問一答 or 第三種冷凍機械責任者 試験対策・問題集 have ads?

危険物取扱者 乙種第1類 一問一答 shows ads; 第三種冷凍機械責任者 試験対策・問題集 does not.

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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.*