# 课流 vs Stavebook

The clearest difference is in-app purchases: 课流 at none against Stavebook's 2. 课流 also leads on iOS requirement (15.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Stavebook sells 2 in-app purchases, starting at $2.99 per month. 课流 asks for nothing beyond the download.

## The numbers

| Metric | 课流 | Stavebook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | — |
| Size | 83 MB | 23 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Tianjin Chenwi Technology Co., Ltd](https://appshunter.io/developer/6791138424) | [rociiu](https://appshunter.io/developer/459376396) |

## What reviewers say

### 课流

[App page](https://appshunter.io/ios/app/id6791138422)

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

**In-app purchases:** none


### Stavebook

[App page](https://appshunter.io/ios/app/stavebook/id6802567590)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stavebook Pro Monthly | $2.99 | per month |
| Stavebook Pro Yearly | $24.99 | per year |


## Frequently asked questions

### Is 课流 free?

课流 is free to download, with no in-app purchases.

### Is Stavebook free?

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

### Do 课流 or Stavebook have ads?

Neither 课流 nor Stavebook shows ads.

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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.*