# 职业卫生培训 vs 注册安全工程师2025

The clearest difference is in-app purchases: 职业卫生培训 at none against 注册安全工程师2025's 4. 职业卫生培训 also leads on update cadence (every 3 weeks vs every 7 months) and iOS requirement (12.0 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. 注册安全工程师2025 sells 4 one-off in-app purchases. 职业卫生培训 asks for nothing beyond the download.

职业卫生培训 ships an update every 3 weeks, 注册安全工程师2025 every 7 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | 职业卫生培训 | 注册安全工程师2025 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 7 months |
| Size | 44 MB | 43 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Hunan Baili Education Technology Co. Ltd](https://appshunter.io/developer/1555828634) | [科 杜](https://appshunter.io/developer/1805362270) |

## What reviewers say

### 职业卫生培训

[App page](https://appshunter.io/ios/app/id1555828632)

**Features:** macOS Compatibility

**In-app purchases:** none


### 注册安全工程师2025

[App page](https://appshunter.io/ios/app/2025/id6744795227)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 开通1个月VIP | $3.99 | one-time |
| 开通9个月VIP | $4.99 | one-time |
| 开通12个月VIP | $7.99 | one-time |
| 开通24个月VIP | $12.99 | one-time |


## Frequently asked questions

### Is 职业卫生培训 free?

职业卫生培训 is free to download, with no in-app purchases.

### Is 注册安全工程师2025 free?

注册安全工程师2025 is free to download, with in-app purchases available.

### Do 职业卫生培训 or 注册安全工程师2025 have ads?

Neither 职业卫生培训 nor 注册安全工程师2025 shows ads.

### Which is updated more often, 职业卫生培训 or 注册安全工程师2025?

职业卫生培训 ships an update every 3 weeks, and 注册安全工程师2025 every 7 months. Most recently, 职业卫生培训 was updated on October 25, 2026 and 注册安全工程师2025 on October 25, 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.*