# 元声 vs 星河知语

The clearest difference is iOS requirement: 星河知语 at 13.0 against 元声's 15. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 元声 | 星河知语 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 48 MB | 32 MB |
| Requires iOS | 15 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [晓东 朱](https://appshunter.io/developer/1652273367) | [伟 邓](https://appshunter.io/developer/1889583144) |

## What reviewers say

### 元声

[App page](https://appshunter.io/ios/app/ai/id6755142917)

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

**In-app purchases:** none


### 星河知语

[App page](https://appshunter.io/ios/app/id6786924711)

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

**In-app purchases:** none


## Frequently asked questions

### Is 元声 free?

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

### Is 星河知语 free?

星河知语 is free to download, with no in-app purchases.

### Do 元声 or 星河知语 have ads?

Neither 元声 nor 星河知语 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.*