# 聊书AI vs 白小伊

The clearest difference is in-app purchases: 白小伊 at none against 聊书AI's 3. 聊书AI's advantage is update cadence (every 4 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 聊书AI sells 3 in-app purchases, starting at $6.99 per month. 白小伊 asks for nothing beyond the download.

聊书AI ships an update every 4 days, 白小伊 every 2 months. The most recent releases landed on September 9, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | 聊书AI | 白小伊 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 months |
| Size | 133 MB | 39 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [群 谢](https://appshunter.io/developer/1473924121) | [北京进制跳动科技有限公司](https://appshunter.io/developer/1785383006) |

## What reviewers say

### 聊书AI

[App page](https://appshunter.io/ios/app/ai/id6744514782)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 聊书AI包月VIP | $6.99 | per month |
| 聊书AI包年会员 | $49.99 | per year |
| 聊书AI 播客畅听卡 | $0.99 | one-time |


### 白小伊

[App page](https://appshunter.io/ios/app/id6748990174)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 聊书AI free?

聊书AI is free to download, with in-app purchases available.

### Is 白小伊 free?

白小伊 is free to download, with no in-app purchases.

### Do 聊书AI or 白小伊 have ads?

Neither 聊书AI nor 白小伊 shows ads.

### Which is updated more often, 聊书AI or 白小伊?

聊书AI ships an update every 4 days, and 白小伊 every 2 months. Most recently, 聊书AI was updated on September 9, 2026 and 白小伊 on September 5, 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.*