# 職業安全衛生管理證照題庫練習 vs MB3行動圖書館

The clearest difference is in-app purchases: MB3行動圖書館 at none against 職業安全衛生管理證照題庫練習's 3. MB3行動圖書館 also leads on ads (none vs shown) and update cadence (every 11 days vs every 5 weeks). 職業安全衛生管理證照題庫練習's advantage is iOS requirement (13.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. 職業安全衛生管理證照題庫練習 sells 3 in-app purchases, starting at $4.99 per month. MB3行動圖書館 asks for nothing beyond the download.

職業安全衛生管理證照題庫練習 ships an update every 5 weeks, MB3行動圖書館 every 11 days. The most recent releases landed on October 23, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 職業安全衛生管理證照題庫練習 | MB3行動圖書館 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 26.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 11 days** |
| Size | 69 MB | 59 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [pro2e](https://appshunter.io/developer/886087206) | [CHUN YAO YU](https://appshunter.io/developer/925210637) |

## What reviewers say

### 職業安全衛生管理證照題庫練習

[App page](https://appshunter.io/ios/app/id1565279955)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 一個月無廣告服務 | $4.99 | per month |
| 三個月無廣告服務 | $11.99 | per 3 months |
| 十二個月無廣告服務 | $19.99 | per year |


### MB3行動圖書館

[App page](https://appshunter.io/ios/app/mb3/id1611699787)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 職業安全衛生管理證照題庫練習 free?

職業安全衛生管理證照題庫練習 is free to download, with in-app purchases available.

### Is MB3行動圖書館 free?

MB3行動圖書館 is free to download, with no in-app purchases.

### Do 職業安全衛生管理證照題庫練習 or MB3行動圖書館 have ads?

職業安全衛生管理證照題庫練習 shows ads; MB3行動圖書館 does not.

### Which is updated more often, 職業安全衛生管理證照題庫練習 or MB3行動圖書館?

職業安全衛生管理證照題庫練習 ships an update every 5 weeks, and MB3行動圖書館 every 11 days. Most recently, 職業安全衛生管理證照題庫練習 was updated on October 23, 2026 and MB3行動圖書館 on October 27, 2026.

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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.*