# 智能二胡制作技艺 vs AstraX

The clearest difference is in-app purchases: 智能二胡制作技艺 at none against AstraX's 1. 智能二胡制作技艺 also leads on iOS requirement (11.0 vs 15.0). AstraX's advantage is device support. On price there is nothing between them.

Both are free to download. AstraX sells 1 one-off in-app purchase. 智能二胡制作技艺 asks for nothing beyond the download.

## The numbers

| Metric | 智能二胡制作技艺 | AstraX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Fortnightly |
| Size | 299 MB | 457 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [御之 李](https://appshunter.io/developer/1595596351) | [深圳知创教育科技有限公司](https://appshunter.io/developer/1855433078) |

## What reviewers say

### 智能二胡制作技艺

[App page](https://appshunter.io/ios/app/id6449597256)

**In-app purchases:** none


### AstraX

[App page](https://appshunter.io/ios/app/astrax/id6755670893)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 会员年费 | $99.99 | one-time |


## Frequently asked questions

### Is 智能二胡制作技艺 free?

智能二胡制作技艺 is free to download, with no in-app purchases.

### Is AstraX free?

AstraX 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.*