# 危険物取扱者 vs 危険物乙4Pass

The clearest difference is ads: 危険物取扱者 at none against 危険物乙4Pass's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. 危険物取扱者 sells 1 one-off in-app purchase and 危険物乙4Pass sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 危険物取扱者 | 危険物乙4Pass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Weekly |
| Size | 5 MB | 43 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TAKAYUKI OOTA](https://appshunter.io/developer/1855196437) | [KANDK](https://appshunter.io/developer/1867080143) |

## What reviewers say

### 危険物取扱者

[App page](https://appshunter.io/ios/app/4/id6757994563)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 危険物取扱者（乙4） 試験対策 | $1.99 | one-time |


### 危険物乙4Pass

[App page](https://appshunter.io/ios/app/4pass-4/id6768249746)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $1.99 | one-time |


## Frequently asked questions

### Is 危険物取扱者 free?

危険物取扱者 is free to download, with in-app purchases available.

### Is 危険物乙4Pass free?

危険物乙4Pass is free to download, with in-app purchases available.

### Do 危険物取扱者 or 危険物乙4Pass have ads?

危険物乙4Pass shows ads; 危険物取扱者 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.*