# 弦趣二胡音准练习 vs Numbered Musical Notation

弦趣二胡音准练习 and Numbered Musical Notation are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. 弦趣二胡音准练习 sells 3 in-app purchases, starting at $0.99 per month and Numbered Musical Notation sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 18, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | 弦趣二胡音准练习 | Numbered Musical Notation |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Size | 36 MB | 158 MB |
| Requires iOS | 14.4 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [文博 王](https://appshunter.io/developer/1577049382) | [荣庄 杨](https://appshunter.io/developer/1538534798) |

## What reviewers say

### 弦趣二胡音准练习

[App page](https://appshunter.io/ios/app/id1577063918)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 弦趣二胡助手会员（1个月） | $0.99 | per month |
| 弦趣二胡助手会员（3个月） | $5.99 | per 3 months |
| 弦趣二胡助手会员（一年） | $14.99 | per year |


### Numbered Musical Notation

[App page](https://appshunter.io/ios/app/numbered-musical-notation/id1638269166)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro 版本 | $12.99 | one-time |


## Frequently asked questions

### Is 弦趣二胡音准练习 free?

弦趣二胡音准练习 is free to download, with in-app purchases available.

### Is Numbered Musical Notation free?

Numbered Musical Notation is free to download, with in-app purchases available.

### Do 弦趣二胡音准练习 or Numbered Musical Notation have ads?

Neither 弦趣二胡音准练习 nor Numbered Musical Notation shows ads.

### Which is updated more often, 弦趣二胡音准练习 or Numbered Musical Notation?

弦趣二胡音准练习 ships an update every 6 weeks, and Numbered Musical Notation every 6 weeks. Most recently, 弦趣二胡音准练习 was updated on October 18, 2026 and Numbered Musical Notation on October 14, 2026.

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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.*