# 亞瑟王美語 vs 标日AI课堂：初下

The clearest difference is in-app purchases: 亞瑟王美語 at none against 标日AI课堂：初下's 1. 亞瑟王美語 also leads on iOS requirement (12 vs 14.0). 标日AI课堂：初下's advantage is device support. On price there is nothing between them.

Both are free to download. 标日AI课堂：初下 sells 1 one-off in-app purchase. 亞瑟王美語 asks for nothing beyond the download.

## The numbers

| Metric | 亞瑟王美語 | 标日AI课堂：初下 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 9 days |
| Size | 122 MB | 48 MB |
| Requires iOS | **12** | 14.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chi Hsien Lai](https://appshunter.io/developer/1039759515) | [盖粦 徐](https://appshunter.io/developer/1724030910) |

## What reviewers say

### 亞瑟王美語

[App page](https://appshunter.io/ios/app/id6503041298)

**In-app purchases:** none


### 标日AI课堂：初下

[App page](https://appshunter.io/ios/app/ai/id6737880430)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 标日AI课堂：初下永久会员 | $2.99 | one-time |


## Frequently asked questions

### Is 亞瑟王美語 free?

亞瑟王美語 is free to download, with no in-app purchases.

### Is 标日AI课堂：初下 free?

标日AI课堂：初下 is free to download, with in-app purchases available.

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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.*