# 管業の森 vs 危険物取扱者【乙種4類】予想問題演習帳

The clearest difference is in-app purchases: 危険物取扱者【乙種4類】予想問題演習帳 at none against 管業の森's 1. 管業の森's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 管業の森 sells 1 one-off in-app purchase. 危険物取扱者【乙種4類】予想問題演習帳 asks for nothing beyond the download.

## The numbers

| Metric | 管業の森 | 危険物取扱者【乙種4類】予想問題演習帳 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | — |
| Size | 102 MB | 6 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [合同会社OLA](https://appshunter.io/developer/1832165711) | [TAKENORI KIMURA](https://appshunter.io/developer/6805303253) |

## What reviewers say

### 管業の森

[App page](https://appshunter.io/ios/app/id6760410488)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全年度アンロック | $2.99 | one-time |


### 危険物取扱者【乙種4類】予想問題演習帳

[App page](https://appshunter.io/ios/app/4/id6812129233)

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

**In-app purchases:** none


## Frequently asked questions

### Is 管業の森 free?

管業の森 is free to download, with in-app purchases available.

### Is 危険物取扱者【乙種4類】予想問題演習帳 free?

危険物取扱者【乙種4類】予想問題演習帳 is free to download, with no in-app purchases.

### Do 管業の森 or 危険物取扱者【乙種4類】予想問題演習帳 have ads?

危険物取扱者【乙種4類】予想問題演習帳 shows ads; 管業の森 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.*