# AI教师助手 vs 书法AI

The clearest difference is iOS requirement: AI教师助手 at 12.0 against 书法AI's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. AI教师助手 sells 1 one-off in-app purchase and 书法AI sells 1 in-app purchase, starting at $0.99 per year. Whichever you choose, the download price is not the number that matters.

AI教师助手 ships an update every 3 weeks, 书法AI every 2 weeks. The most recent releases landed on October 27, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | AI教师助手 | 书法AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 40 MB | 86 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Beijing Waiyan Online Digital Technology Co., Ltd.](https://appshunter.io/developer/1469175726) | [杭州星喆科技有限公司](https://appshunter.io/developer/6772909520) |

## What reviewers say

### AI教师助手

[App page](https://appshunter.io/ios/app/ai/id6499516346)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI教师助手月度会员 | $14.99 | one-time |


### 书法AI

[App page](https://appshunter.io/ios/app/ai/id6772909518)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 跟着谢昭然老师学书法_年付 | $0.99 | per year |


## Frequently asked questions

### Is AI教师助手 free?

AI教师助手 is free to download, with in-app purchases available.

### Is 书法AI free?

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

### Do AI教师助手 or 书法AI have ads?

Neither AI教师助手 nor 书法AI shows ads.

### Which is updated more often, AI教师助手 or 书法AI?

AI教师助手 ships an update every 3 weeks, and 书法AI every 2 weeks. Most recently, AI教师助手 was updated on October 27, 2026 and 书法AI on October 9, 2026.

---

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