# MasTuner vs 调音器

The clearest difference is in-app purchases: MasTuner at none against 调音器's 4. MasTuner also leads on iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. 调音器 sells 4 in-app purchases, starting at $2.99 per month. MasTuner asks for nothing beyond the download.

## The numbers

| Metric | MasTuner | 调音器 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Size | 20 MB | 34 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [攀 李](https://appshunter.io/developer/1653533422) | [Shenzhen Liliangmao Technology Co., Ltd.](https://appshunter.io/developer/1824577740) |

## What reviewers say

### MasTuner

[App page](https://appshunter.io/ios/app/mastuner/id6743464784)

**Features:** macOS Compatibility

**In-app purchases:** none


### 调音器

[App page](https://appshunter.io/ios/app/id6780732309)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 调音器连续包月会员 | $2.99 | per month |
| 调音器连续包年会员 | $7.99 | per year |
| 调音器月卡会员 | $3.99 | one-time |
| 调音器年卡会员 | $9.99 | one-time |


## Frequently asked questions

### Is MasTuner free?

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

### Is 调音器 free?

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

### Do MasTuner or 调音器 have ads?

Neither MasTuner nor 调音器 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.*