# 亞瑟王美語 vs 标日AI课堂：中上

The clearest difference is in-app purchases: 亞瑟王美語 at none against 标日AI课堂：中上's 1. 亞瑟王美語 also leads on ads (none vs shown). 标日AI课堂：中上's advantage is update cadence (every 11 days vs every 29 months). On price, device support and iOS requirement there is nothing between them.

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

亞瑟王美語 ships an update every 29 months, 标日AI课堂：中上 every 11 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | 亞瑟王美語 | 标日AI课堂：中上 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 29 months | **Every 11 days** |
| Size | 197 MB | 52 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | 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)

**Features:** macOS Compatibility

**In-app purchases:** none


### 标日AI课堂：中上

[App page](https://appshunter.io/ios/app/ai/id6737998929)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 标日AI课堂：中上永久会员 | $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：中上 free?

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

### Do 亞瑟王美語 or 标日AI课堂：中上 have ads?

标日AI课堂：中上 shows ads; 亞瑟王美語 does not.

### Which is updated more often, 亞瑟王美語 or 标日AI课堂：中上?

亞瑟王美語 ships an update every 29 months, and 标日AI课堂：中上 every 11 days. Most recently, 亞瑟王美語 was updated on October 25, 2026 and 标日AI课堂：中上 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.*