# 危険物取扱者乙種第1類 合格ドリル vs 高圧ガス乙種機械 試験対策 問題集

The clearest difference is ads: 高圧ガス乙種機械 試験対策 問題集 at none against 危険物取扱者乙種第1類 合格ドリル's shown. 危険物取扱者乙種第1類 合格ドリル's advantage is iOS requirement (15.1 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 危険物取扱者乙種第1類 合格ドリル | 高圧ガス乙種機械 試験対策 問題集 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Size | 53 MB | 6 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tsuyoshi Sezaki](https://appshunter.io/developer/1886356149) | [RYOHEI HORIUCHI](https://appshunter.io/developer/1869799988) |

## What reviewers say

### 危険物取扱者乙種第1類 合格ドリル

[App page](https://appshunter.io/ios/app/1/id6773011917)

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

**In-app purchases:** none


### 高圧ガス乙種機械 試験対策 問題集

[App page](https://appshunter.io/ios/app/id6775467424)

**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 合格ドリル free?

危険物取扱者乙種第1類 合格ドリル is free to download, with no in-app purchases.

### Is 高圧ガス乙種機械 試験対策 問題集 free?

高圧ガス乙種機械 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 合格ドリル or 高圧ガス乙種機械 試験対策 問題集 have ads?

危険物取扱者乙種第1類 合格ドリル shows ads; 高圧ガス乙種機械 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.*