# Brass Up! vs Accordion Chromatic Button

The clearest difference is rating: Accordion Chromatic Button at 4.9 against Brass Up!'s 2.7. Accordion Chromatic Button also leads on review sentiment (94% vs 70%) and iOS requirement (12.0 vs 15.0). Brass Up!'s advantage is in-app purchases (none vs 10) and ads (none vs shown). On price, ratings volume and device support there is nothing between them.

Both are free to download. Accordion Chromatic Button sells 10 one-off in-app purchases. Brass Up! asks for nothing beyond the download.

Accordion Chromatic Button holds the better App Store score, 4.9 against 2.7. Both are backed by a comparable volume of ratings — 29 and 86 respectively. Written reviews point the same way: 70% of Brass Up!'s written reviews are positive against 94% of Accordion Chromatic Button's.

Brass Up! ships an update every 3 months, Accordion Chromatic Button every 8 months. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Brass Up! | Accordion Chromatic Button |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (29 ratings)](https://appshunter.io/ios/app/brass-up/id446654401/reviews) | **[4.9 (86 ratings)](https://appshunter.io/ios/app/accordion-chromatic-button/id6502722726/reviews)** |
| Number of ratings | 29 | **86** |
| Positive reviews | 70.0% of reviews | **94.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 30 MB | 115 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [IdeateGames](https://appshunter.io/developer/446654404) | [GMOBILER APPS LTDA](https://appshunter.io/developer/989576177) |

## What reviewers say

### Brass Up!

[App page](https://appshunter.io/ios/app/brass-up/id446654401)

Practice valve brass instruments with this fingering simulator. Choose from 12 keys, random notes, scales, or Arban-style exercises. Features learning and drill modes, plus a reference lookup for all notes and alternate fingerings.

**Highlights:** Fingering simulation for valve brass instruments, Support for 12 keys, Random notes, scales, and Arban exercises, Learn and drill modes, Note reference lookup, Alternate fingering support

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

**In-app purchases:** none


### Accordion Chromatic Button

[App page](https://appshunter.io/ios/app/accordion-chromatic-button/id6502722726)

Learn to play the chromatic button accordion with interactive lessons, realistic sounds, and a variety of musical styles. Practice songs, scales, and chords, and record your own music to share.

**Highlights:** Learn songs, scales, and chords, Interactive exercises with game mechanics, Realistic accordion sounds with 50+ registers, Variety of percussion rhythms and loops, Metronome with adjustable BPM, Record and share music as video or MIDI, Adjustable button size and note highlighting

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package Loops Worldwide I | $4.99 | one-time |
| Package Colombian Loops I | $5.99 | one-time |
| Package Mexican Loops I | $5.99 | one-time |
| Remove Basic Ads | $5.99 | one-time |
| Package Indian Loops I | $5.99 | one-time |
| Accordions Package I | $5.99 | one-time |
| Package Loops Nordestinos I | $5.99 | one-time |
| Package Latin America Loops I | $5.99 | one-time |
| Package Loops Premium I | $7.99 | one-time |
| Plus Package I | $11.99 | one-time |


## Frequently asked questions

### Is Brass Up! free?

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

### Is Accordion Chromatic Button free?

Accordion Chromatic Button is free to download, with in-app purchases available.

### Which has better reviews, Brass Up! or Accordion Chromatic Button?

Accordion Chromatic Button is rated higher. Brass Up! averages 2.7 out of 5 from 29 ratings, while Accordion Chromatic Button averages 4.9 from 86 ratings.

### Do Brass Up! or Accordion Chromatic Button have ads?

Accordion Chromatic Button shows ads; Brass Up! does not.

### Which is updated more often, Brass Up! or Accordion Chromatic Button?

Brass Up! ships an update every 3 months, and Accordion Chromatic Button every 8 months. Most recently, Brass Up! was updated on November 1, 2026 and Accordion Chromatic Button on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*