# 小学生弹钢琴 vs 九宮格大挑戰

The clearest difference is iOS requirement: 小学生弹钢琴 at 9.0 against 九宮格大挑戰's 12.0. On price, ads, 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.

## The numbers

| Metric | 小学生弹钢琴 | 九宮格大挑戰 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1216709446/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | — |
| Monetization | Free | — |
| Size | 23 MB | 66 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [涛 陈](https://appshunter.io/developer/1509220765) | [Chi-Cheng Liao](https://appshunter.io/developer/1053803113) |

## What reviewers say

### 小学生弹钢琴

[App page](https://appshunter.io/ios/app/id1216709446)

This game helps children develop a sense of music through classic children's songs and simple gameplay. It provides an interface for kids to learn musical instrument keys and become "musicians".

**Highlights:** Classic children's songs, Simple gameplay, Develops musicality, Learn instrument keys, Interactive music learning

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

**In-app purchases:** none


### 九宮格大挑戰

[App page](https://appshunter.io/ios/app/id6498999958)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 小学生弹钢琴 free?

小学生弹钢琴 is free to download, with no in-app purchases.

### Is 九宮格大挑戰 free?

九宮格大挑戰 is free to download, with no in-app purchases.

### Do 小学生弹钢琴 or 九宮格大挑戰 have ads?

Neither 小学生弹钢琴 nor 九宮格大挑戰 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.*