# 危険物乙4 過去問＆問題集 vs 屋外広告士トレ｜学科 過去問対策

The clearest difference is in-app purchases: 危険物乙4 過去問＆問題集 at none against 屋外広告士トレ｜学科 過去問対策's 2. 危険物乙4 過去問＆問題集 also leads on iOS requirement (13.0 vs 15.1). 屋外広告士トレ｜学科 過去問対策's advantage is device support. On price there is nothing between them.

Both are free to download. 屋外広告士トレ｜学科 過去問対策 sells 2 in-app purchases, starting at $2.99 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 | 屋外広告士トレ｜学科 過去問対策 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 2 days |
| Size | 24 MB | 78 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TAKASHI MEGURO](https://appshunter.io/developer/1866895041) | [keisuke okuno](https://appshunter.io/developer/6779085862) |

## 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


### 屋外広告士トレ｜学科 過去問対策

[App page](https://appshunter.io/ios/app/id6808969696)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO（月額） | $2.99 | per month |
| PRO（買い切り） | $5.99 | one-time |


## 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 屋外広告士トレ｜学科 過去問対策 free?

屋外広告士トレ｜学科 過去問対策 is free to download, with in-app purchases available.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*