# 三省吾身助手 vs 聊书AI

The clearest difference is in-app purchases: 三省吾身助手 at none against 聊书AI's 3. 三省吾身助手 also leads on iOS requirement (11.0 vs 13.0). 聊书AI's advantage is ads (none vs shown) and update cadence (every 4 days vs monthly). On price and device support there is nothing between them.

Both are free to download. 聊书AI sells 3 in-app purchases, starting at $6.99 per month. 三省吾身助手 asks for nothing beyond the download.

三省吾身助手 ships an update monthly, 聊书AI every 4 days. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 三省吾身助手 | 聊书AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 4 days** |
| Size | 38 MB | 133 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Huiyixuan Real Time Technology Co., Ltd.](https://appshunter.io/developer/1441117804) | [群 谢](https://appshunter.io/developer/1473924121) |

## What reviewers say

### 三省吾身助手

[App page](https://appshunter.io/ios/app/id1481048873)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is 三省吾身助手 free?

三省吾身助手 is free to download, with no in-app purchases.

### Is 聊书AI free?

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

### Do 三省吾身助手 or 聊书AI have ads?

三省吾身助手 shows ads; 聊书AI does not.

### Which is updated more often, 三省吾身助手 or 聊书AI?

三省吾身助手 ships an update monthly, and 聊书AI every 4 days. Most recently, 三省吾身助手 was updated on November 3, 2026 and 聊书AI 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.*