# 注意力四维训练 vs 诗词舒尔特

The clearest difference is in-app purchases: 诗词舒尔特 at none against 注意力四维训练's 3. 诗词舒尔特 also leads on device support. On price and iOS requirement there is nothing between them.

Both are free to download. 注意力四维训练 sells 3 in-app purchases, starting at $0.99 per month. 诗词舒尔特 asks for nothing beyond the download.

## The numbers

| Metric | 注意力四维训练 | 诗词舒尔特 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Size | 22 MB | 18 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [晓华 崔](https://appshunter.io/developer/1497841751) | [文芝 王](https://appshunter.io/developer/1741286530) |

## What reviewers say

### 注意力四维训练

[App page](https://appshunter.io/ios/app/id1497842313)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月付vip | $0.99 | per month |
| 年卡vip | $6.99 | per year |
| 永久vip权限 | $3.99 | one-time |


### 诗词舒尔特

[App page](https://appshunter.io/ios/app/id6470965296)

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

**In-app purchases:** none


## Frequently asked questions

### Is 注意力四维训练 free?

注意力四维训练 is free to download, with in-app purchases available.

### Is 诗词舒尔特 free?

诗词舒尔特 is free to download, with no in-app purchases.

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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.*