# 二胡调音大师 vs 二胡音阶练习

The clearest difference is in-app purchases: 二胡音阶练习 at none against 二胡调音大师's 1. 二胡调音大师's advantage is iOS requirement (10.3 vs 14.4). On price, ads and device support there is nothing between them.

Both are free to download. 二胡调音大师 sells 1 one-off in-app purchase. 二胡音阶练习 asks for nothing beyond the download.

## The numbers

| Metric | 二胡调音大师 | 二胡音阶练习 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (60 ratings)](https://appshunter.io/ios/app/id1291827239/reviews)** | — |
| Number of ratings | **60** | — |
| Positive reviews | 93.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 23 months | — |
| Monetization | Free | — |
| Size | 49 MB | 1 MB |
| Requires iOS | **10.3** | 14.4 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [炯龙 吴](https://appshunter.io/developer/596409525) | [文博 王](https://appshunter.io/developer/1577049382) |

## What reviewers say

### 二胡调音大师

[App page](https://appshunter.io/ios/app/id1291827239)

A professional and fast tuner specifically designed for the Erhu. It offers preset string pitches, dynamic indicators, voice navigation, and automatic string switching for efficient tuning. Customize string pitches and error ranges for personalized accuracy.

**Highlights:** Preset Erhu string pitches (D4/A4), Dynamic pitch indicators, Voice navigation for hands-free tuning, Automatic next string switching, Customizable string pitches, Adjustable error range for accuracy, Includes metronome and beginner tutorials

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP功能 | $1.99 | one-time |


### 二胡音阶练习

[App page](https://appshunter.io/ios/app/id6477751286)

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

**In-app purchases:** none


## Frequently asked questions

### Is 二胡调音大师 free?

二胡调音大师 is free to download, with in-app purchases available.

### Is 二胡音阶练习 free?

二胡音阶练习 is free to download, with no in-app purchases.

### Do 二胡调音大师 or 二胡音阶练习 have ads?

Neither 二胡调音大师 nor 二胡音阶练习 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.*