# 高圧ガス製造保安責任者 vs 高圧ガス乙種機械 試験対策｜問題集

The clearest difference is price: 高圧ガス製造保安責任者 at Free against 高圧ガス乙種機械 試験対策｜問題集's $2.99. 高圧ガス乙種機械 試験対策｜問題集's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

高圧ガス製造保安責任者 is free to download; 高圧ガス乙種機械 試験対策｜問題集 costs $2.99 up front. 高圧ガス製造保安責任者 sells 1 one-off in-app purchase. 高圧ガス乙種機械 試験対策｜問題集 asks for nothing beyond the download.

## The numbers

| Metric | 高圧ガス製造保安責任者 | 高圧ガス乙種機械 試験対策｜問題集 |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 months | — |
| Size | 5 MB | 6 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TAKAYUKI OOTA](https://appshunter.io/developer/1855196437) | [RYOHEI HORIUCHI](https://appshunter.io/developer/1869799988) |

## What reviewers say

### 高圧ガス製造保安責任者

[App page](https://appshunter.io/ios/app/id6757625319)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 高圧ガス製造保安責任者（丙種化学・特別） 試験対策 | $4.99 | one-time |


### 高圧ガス乙種機械 試験対策｜問題集

[App page](https://appshunter.io/ios/app/id6775465751)

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

**In-app purchases:** none


## Frequently asked questions

### Is 高圧ガス製造保安責任者 free?

高圧ガス製造保安責任者 is free to download, with in-app purchases available.

### 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 costs $2.99, with no in-app purchases.

### Do 高圧ガス製造保安責任者 or 高圧ガス乙種機械 試験対策｜問題集 have ads?

Neither 高圧ガス製造保安責任者 nor 高圧ガス乙種機械 試験対策｜問題集 shows ads.

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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.*