# 注安师好题库 vs 注册安全工程师小牛题库

The clearest difference is in-app purchases: 注册安全工程师小牛题库 at none against 注安师好题库's 10. 注安师好题库's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. 注安师好题库 sells 10 one-off in-app purchases. 注册安全工程师小牛题库 asks for nothing beyond the download.

## The numbers

| Metric | 注安师好题库 | 注册安全工程师小牛题库 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/2024/id6472804828/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 8 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 245 MB | 52 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Zengzhang Dongli Network Technology Co., Ltd.](https://appshunter.io/developer/1717567955) | [Hangzhou Kexue Technology Co., Ltd.](https://appshunter.io/developer/1556205586) |

## What reviewers say

### 注安师好题库

[App page](https://appshunter.io/ios/app/2024/id6472804828)

This app offers a comprehensive practice tool for aspiring registered safety engineers. It provides past exam questions with detailed analysis, chapter-specific exercises, and personalized learning reports to help users master exam content and improve their scores.

**Highlights:** Past exam practice with analysis, Chapter-based exercises, Skill level testing, Personalized learning reports, Pre-exam mock tests, Mistake and favorite question review

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 电子版证件照 | $0.99 | one-time |
| 会员-标准季度 | $8.99 | one-time |
| 精简必刷解锁-两科 | $12.99 | one-time |
| 考前密卷-2科 | $12.99 | one-time |
| 考前密卷3科解锁 | $19.99 | one-time |
| 会员-特惠2年 | $24.99 | one-time |
| 考前密卷4科解锁 | $24.99 | one-time |
| 会员-学霸首选 | $39.99 | one-time |
| 会员特权-两年 | $79.99 | one-time |
| 会员-学霸首选 | $399.99 | one-time |


### 注册安全工程师小牛题库

[App page](https://appshunter.io/ios/app/24/id6476246149)

**In-app purchases:** none


## Frequently asked questions

### Is 注安师好题库 free?

注安师好题库 is free to download, with in-app purchases available.

### Is 注册安全工程师小牛题库 free?

注册安全工程师小牛题库 is free to download, with no in-app purchases.

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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.*