# AI Lab vs 职业卫生培训

The clearest difference is update cadence: 职业卫生培训 at every 3 weeks against AI Lab's every 2 months. AI Lab's advantage is iOS requirement (9.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AI Lab ships an update every 2 months, 职业卫生培训 every 3 weeks. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | AI Lab | 职业卫生培训 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 765 MB | 44 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [正彩 刘](https://appshunter.io/developer/1212206358) | [Hunan Baili Education Technology Co. Ltd](https://appshunter.io/developer/1555828634) |

## What reviewers say

### AI Lab

[App page](https://appshunter.io/ios/app/ai-lab/id1213711574)

**Features:** macOS Compatibility

**In-app purchases:** none


### 职业卫生培训

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AI Lab free?

AI Lab is free to download, with no in-app purchases.

### Is 职业卫生培训 free?

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

### Do AI Lab or 职业卫生培训 have ads?

Neither AI Lab nor 职业卫生培训 shows ads.

### Which is updated more often, AI Lab or 职业卫生培训?

AI Lab ships an update every 2 months, and 职业卫生培训 every 3 weeks. Most recently, AI Lab was updated on October 14, 2026 and 职业卫生培训 on October 25, 2026.

---

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