# ぴあの 音楽作曲・けんばん・和音・音階・音感トレーニング vs Parnassio

The clearest difference is ads: Parnassio at none against ぴあの 音楽作曲・けんばん・和音・音階・音感トレーニング's shown. Parnassio also leads on update cadence (every 2 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

ぴあの 音楽作曲・けんばん・和音・音階・音感トレーニング ships an update every 3 weeks, Parnassio every 2 days. Both last shipped on October 29, 2026.

## The numbers

| Metric | ぴあの 音楽作曲・けんばん・和音・音階・音感トレーニング | Parnassio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (262 ratings)](https://appshunter.io/ios/app/id1290096743/reviews)** | — |
| Number of ratings | **262** | — |
| Positive reviews | 85.1% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 75 MB | 44 MB |
| Requires iOS | **14** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [hiroki sugimoto](https://appshunter.io/developer/951321800) | [Anders Bjerken](https://appshunter.io/developer/1200605471) |

## What reviewers say

### ぴあの 音楽作曲・けんばん・和音・音階・音感トレーニング

[App page](https://appshunter.io/ios/app/id1290096743)

This simple piano app allows users to play with various sound sources and adjust the keyboard size for comfortable play. It offers an engaging way to learn and practice music.

**Highlights:** Simple piano interface, Multiple sound sources, Adjustable keyboard size, Note memorization, Keyboard practice

**Features:** Vision Pro support

**In-app purchases:** none


### Parnassio

[App page](https://appshunter.io/ios/app/parnassio/id6807575855)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ぴあの 音楽作曲・けんばん・和音・音階・音感トレーニング free?

ぴあの 音楽作曲・けんばん・和音・音階・音感トレーニング is free to download, with no in-app purchases.

### Is Parnassio free?

Parnassio is free to download, with no in-app purchases.

### Do ぴあの 音楽作曲・けんばん・和音・音階・音感トレーニング or Parnassio have ads?

ぴあの 音楽作曲・けんばん・和音・音階・音感トレーニング shows ads; Parnassio does not.

### Which is updated more often, ぴあの 音楽作曲・けんばん・和音・音階・音感トレーニング or Parnassio?

ぴあの 音楽作曲・けんばん・和音・音階・音感トレーニング ships an update every 3 weeks, and Parnassio every 2 days. Most recently, ぴあの 音楽作曲・けんばん・和音・音階・音感トレーニング was updated on October 29, 2026 and Parnassio on October 29, 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.*