# 云上钢琴老师端 vs CEFA考官端

云上钢琴老师端 and CEFA考官端 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. Neither carries in-app purchases, so what you see is what you pay.

云上钢琴老师端 ships an update every 2 weeks, CEFA考官端 every 10 days. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 云上钢琴老师端 | CEFA考官端 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/id1449686290/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Size | 208 MB | 12 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Hunan Yue He Yun Fu Network Technology Co., Ltd.](https://appshunter.io/developer/1160665316) | [北京天下亿众科技有限公司](https://appshunter.io/developer/1003585522) |

## What reviewers say

### 云上钢琴老师端

[App page](https://appshunter.io/ios/app/id1449686290)

**In-app purchases:** none


### CEFA考官端

[App page](https://appshunter.io/ios/app/cefa/id6511247442)

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

**In-app purchases:** none


## Frequently asked questions

### Is 云上钢琴老师端 free?

云上钢琴老师端 is free to download, with no in-app purchases.

### Is CEFA考官端 free?

CEFA考官端 is free to download, with no in-app purchases.

### Do 云上钢琴老师端 or CEFA考官端 have ads?

Neither 云上钢琴老师端 nor CEFA考官端 shows ads.

### Which is updated more often, 云上钢琴老师端 or CEFA考官端?

云上钢琴老师端 ships an update every 2 weeks, and CEFA考官端 every 10 days. Most recently, 云上钢琴老师端 was updated on November 2, 2026 and CEFA考官端 on October 30, 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.*