# 危険物取扱者 vs 電気工事士 危険物乙4 過去問 問題集 一問一答

危険物取扱者 and 電気工事士 危険物乙4 過去問 問題集 一問一答 are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. 危険物取扱者 sells 1 one-off in-app purchase and 電気工事士 危険物乙4 過去問 問題集 一問一答 sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 危険物取扱者 | 電気工事士 危険物乙4 過去問 問題集 一問一答 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Size | 5 MB | 194 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TAKAYUKI OOTA](https://appshunter.io/developer/1855196437) | [Shanghai Xushu Information Technology Co., Ltd.](https://appshunter.io/developer/1733615663) |

## 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 |


### 電気工事士 危険物乙4 過去問 問題集 一問一答

[App page](https://appshunter.io/ios/app/4/id6786999430)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro 月額プラン | $9.99 | per month |
| Pro 3か月プラン | $19.99 | per 3 months |
| Pro 買い切り（永久） | $39.99 | 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 電気工事士 危険物乙4 過去問 問題集 一問一答 free?

電気工事士 危険物乙4 過去問 問題集 一問一答 is free to download, with in-app purchases available.

### Do 危険物取扱者 or 電気工事士 危険物乙4 過去問 問題集 一問一答 have ads?

Neither 危険物取扱者 nor 電気工事士 危険物乙4 過去問 問題集 一問一答 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.*