# 易通琴吧 vs 苍强曲谱

The clearest difference is in-app purchases: 易通琴吧 at none against 苍强曲谱's 4. 易通琴吧 also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 12 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 苍强曲谱 sells 4 one-off in-app purchases. 易通琴吧 asks for nothing beyond the download.

易通琴吧 ships an update every 2 weeks, 苍强曲谱 every 12 months. The most recent releases landed on October 11, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | 易通琴吧 | 苍强曲谱 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1600447685/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **100.0% of reviews** | 83.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 12 months |
| Monetization | Free | — |
| Size | 201 MB | 40 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [锦龙 胡](https://appshunter.io/developer/1126705030) | [广州苍强网络信息有限公司](https://appshunter.io/developer/1600447777) |

## What reviewers say

### 易通琴吧

[App page](https://appshunter.io/ios/app/3d/id1457991865)

Learn piano with this app that offers dual notation support for both staff and numbered musical notation. It features dynamic waterfall display, adjustable tempo, and hand-switching capabilities, along with visual finger position guidance.

**Highlights:** Staff and numbered notation switching, Finger position display, Waterfall display mode, Adjustable tempo, Left and right hand switching

**Features:** macOS Compatibility

**In-app purchases:** none


### 苍强曲谱

[App page](https://appshunter.io/ios/app/id1600447685)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP3个月黄金会员 | $5.99 | one-time |
| vip5个月黄金会员 | $9.99 | one-time |
| vip包年黄金会员 | $17.99 | one-time |
| 苍强曲谱VIP包年黄金会员+赠一个月 | $17.99 | one-time |


## Frequently asked questions

### Is 易通琴吧 free?

易通琴吧 is free to download, with no in-app purchases.

### Is 苍强曲谱 free?

苍强曲谱 is free to download, with in-app purchases available.

### Do 易通琴吧 or 苍强曲谱 have ads?

苍强曲谱 shows ads; 易通琴吧 does not.

### Which is updated more often, 易通琴吧 or 苍强曲谱?

易通琴吧 ships an update every 2 weeks, and 苍强曲谱 every 12 months. Most recently, 易通琴吧 was updated on October 11, 2026 and 苍强曲谱 on October 15, 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.*