# 危険物乙4 過去問＆問題集 vs 【建築・設備・安全】資格試験勉強650種類以上解く問クイック

The clearest difference is in-app purchases: 危険物乙4 過去問＆問題集 at none against 【建築・設備・安全】資格試験勉強650種類以上解く問クイック's 1. 【建築・設備・安全】資格試験勉強650種類以上解く問クイック's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. 【建築・設備・安全】資格試験勉強650種類以上解く問クイック sells 1 in-app purchase, starting at $5.99 per month. 危険物乙4 過去問＆問題集 asks for nothing beyond the download.

## The numbers

| Metric | 危険物乙4 過去問＆問題集 | 【建築・設備・安全】資格試験勉強650種類以上解く問クイック |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Monthly |
| Size | 24 MB | 111 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TAKASHI MEGURO](https://appshunter.io/developer/1866895041) | [TORU YAMAKAWA](https://appshunter.io/developer/1847331833) |

## What reviewers say

### 危険物乙4 過去問＆問題集

[App page](https://appshunter.io/ios/app/4-2026/id6757431635)

**In-app purchases:** none


### 【建築・設備・安全】資格試験勉強650種類以上解く問クイック

[App page](https://appshunter.io/ios/app/650/id6761866784)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $5.99 | per month |


## Frequently asked questions

### Is 危険物乙4 過去問＆問題集 free?

危険物乙4 過去問＆問題集 is free to download, with no in-app purchases.

### Is 【建築・設備・安全】資格試験勉強650種類以上解く問クイック free?

【建築・設備・安全】資格試験勉強650種類以上解く問クイック is free to download, with in-app purchases available.

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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.*