# 小小钢琴 vs CAFS研究生

The clearest difference is ads: CAFS研究生 at none against 小小钢琴's shown. CAFS研究生 also leads on iOS requirement (13.0 vs 15.6). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 23, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | 小小钢琴 | CAFS研究生 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (10 ratings)](https://appshunter.io/ios/app/id684067439/reviews)** | — |
| Number of ratings | **10** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 80 MB | 31 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nanjing hanhe culture media Co., LTD](https://appshunter.io/developer/532480776) | [Beijing Hongke Baiyi Software Technology Co., Ltd.](https://appshunter.io/developer/1494077788) |

## What reviewers say

### 小小钢琴

[App page](https://appshunter.io/ios/app/id684067439)

This app offers a fun and engaging way to learn piano with a collection of simple songs and beautiful visuals. It's designed to be an ideal musical companion for beginners, especially young children, making the initial stages of piano learning enjoyable.

**Highlights:** Interactive piano gameplay, Collection of simple piano scores, Includes popular children's songs, Appealing visual design, Suitable for beginner piano practice

**Features:** macOS Compatibility

**In-app purchases:** none


### CAFS研究生

[App page](https://appshunter.io/ios/app/cafs/id1529694085)

**In-app purchases:** none


## Frequently asked questions

### Is 小小钢琴 free?

小小钢琴 is free to download, with no in-app purchases.

### Is CAFS研究生 free?

CAFS研究生 is free to download, with no in-app purchases.

### Do 小小钢琴 or CAFS研究生 have ads?

小小钢琴 shows ads; CAFS研究生 does not.

### Which is updated more often, 小小钢琴 or CAFS研究生?

小小钢琴 ships an update every 2 months, and CAFS研究生 every 2 months. Most recently, 小小钢琴 was updated on September 23, 2026 and CAFS研究生 on September 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.*