# PKU妈妈 vs AI分身术

The clearest difference is update cadence: PKU妈妈 at every 4 weeks against AI分身术's every 2 months. PKU妈妈 also leads on iOS requirement (13.0 vs 15.6). 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.

PKU妈妈 ships an update every 4 weeks, AI分身术 every 2 months. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | PKU妈妈 | AI分身术 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Size | 21 MB | 462 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [振国 陈](https://appshunter.io/developer/980675071) | [锦春 陈](https://appshunter.io/developer/1829977202) |

## What reviewers say

### PKU妈妈

[App page](https://appshunter.io/ios/app/pku/id1040572686)

**Features:** macOS Compatibility

**In-app purchases:** none


### AI分身术

[App page](https://appshunter.io/ios/app/ai/id6749346562)

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

**In-app purchases:** none


## Frequently asked questions

### Is PKU妈妈 free?

PKU妈妈 is free to download, with no in-app purchases.

### Is AI分身术 free?

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

### Do PKU妈妈 or AI分身术 have ads?

Neither PKU妈妈 nor AI分身术 shows ads.

### Which is updated more often, PKU妈妈 or AI分身术?

PKU妈妈 ships an update every 4 weeks, and AI分身术 every 2 months. Most recently, PKU妈妈 was updated on October 2, 2026 and AI分身术 on October 12, 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.*