# Non vs AI教师助手

The clearest difference is price: AI教师助手 at Free against Non's $1.99. AI教师助手 also leads on update cadence (every 3 weeks vs every 8 months). Non's advantage is in-app purchases (none vs 1) and iOS requirement (9.0 vs 12.0). On ads and device support there is nothing between them.

AI教师助手 is free to download; Non costs $1.99 up front. AI教师助手 sells 1 one-off in-app purchase. Non asks for nothing beyond the download.

Non ships an update every 8 months, AI教师助手 every 3 weeks. The most recent releases landed on October 8, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Non | AI教师助手 |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Size | 8 MB | 40 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [QWERT LLC](https://appshunter.io/developer/1818744715) | [Beijing Waiyan Online Digital Technology Co., Ltd.](https://appshunter.io/developer/1469175726) |

## What reviewers say

### Non

[App page](https://appshunter.io/ios/app/non-overlapping-grouping-pro/id1466498428)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Non free?

Non costs $1.99, with no in-app purchases.

### Is AI教师助手 free?

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

### Do Non or AI教师助手 have ads?

Neither Non nor AI教师助手 shows ads.

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

Non ships an update every 8 months, and AI教师助手 every 3 weeks. Most recently, Non was updated on October 8, 2026 and AI教师助手 on October 11, 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.*