# Brass Piano vs Harmony Keyboard

The clearest difference is in-app purchases: Brass Piano at none against Harmony Keyboard's 1. Brass Piano also leads on update cadence (every 2 weeks vs monthly). Harmony Keyboard's advantage is iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Harmony Keyboard sells 1 in-app purchase, starting at $0.49 per month. Brass Piano asks for nothing beyond the download.

Brass Piano ships an update every 2 weeks, Harmony Keyboard monthly. The most recent releases landed on November 5, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Brass Piano | Harmony Keyboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/brass-piano/id6450298170/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Ad-supported | — |
| Size | 34 MB | 45 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MIZOU, CO., LTD.](https://appshunter.io/developer/1542553141) | [SINCLAIR SYSTEM](https://appshunter.io/developer/1794147761) |

## What reviewers say

### Brass Piano

[App page](https://appshunter.io/ios/app/brass-piano/id6450298170)

Practice brass instrument harmonies with a specialized keyboard app. Offers 12 realistic tones, including various pianos and brass instruments, for ear training and ensemble rehearsals on your smartphone or tablet.

**Highlights:** Specialized for brass instrument harmony, 12 realistic tones (piano & brass), Ear training and harmony skills, Ideal for rehearsals and individual practice, Play chords and melodies, Smartphone and tablet compatible

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

**In-app purchases:** none


### Harmony Keyboard

[App page](https://appshunter.io/ios/app/harmony-keyboard/id6745786039)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $0.49 | per month |


## Frequently asked questions

### Is Brass Piano free?

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

### Is Harmony Keyboard free?

Harmony Keyboard is free to download, with in-app purchases available.

### Do Brass Piano or Harmony Keyboard have ads?

Both Brass Piano and Harmony Keyboard show ads.

### Which is updated more often, Brass Piano or Harmony Keyboard?

Brass Piano ships an update every 2 weeks, and Harmony Keyboard monthly. Most recently, Brass Piano was updated on November 5, 2026 and Harmony Keyboard on November 8, 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.*