# Brass Up! vs Trombone Sim

The clearest difference is rating: Trombone Sim at 3.7 against Brass Up!'s 2.7. Brass Up!'s advantage is review sentiment (70% vs 33%) and in-app purchases (none vs 2). On price, ratings volume, update cadence and device support there is nothing between them.

Both are free to download. Trombone Sim sells 2 one-off in-app purchases. Brass Up! asks for nothing beyond the download.

Trombone Sim holds the better App Store score, 3.7 against 2.7. Both are backed by a comparable volume of ratings — 27 and 27 respectively. Written reviews complicate that: 70% of Brass Up!'s written reviews are positive against 33% of Trombone Sim's, so the app with the better star average is not the one people write more warmly about.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on August 19, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Brass Up! | Trombone Sim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (27 ratings)](https://appshunter.io/ios/app/brass-up/id446654401/reviews) | **[3.7 (27 ratings)](https://appshunter.io/ios/app/trombone-sim/id6738768008/reviews)** |
| Number of ratings | 27 | 27 |
| Positive reviews | **70.0% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 39 MB | 148 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IdeateGames](https://appshunter.io/developer/446654404) | [Alper Kahriman](https://appshunter.io/developer/1054578352) |

## 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


### Trombone Sim

[App page](https://appshunter.io/ios/app/trombone-sim/id6738768008)

Experience the authentic sound of the trombone with this app. It offers realistic tones, advanced features like microtonal tuning and effects, and multiple play modes for creative expression. Record and share your musical performances.

**Highlights:** Authentic trombone sounds, Orchestral and Orchestral-X sound groups, Microtonal tuning, Echo and chorus effects, Sensitive play mode, Built-in recorder

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |
| Get Premium | $9.99 | one-time |


## Frequently asked questions

### Is Brass Up! free?

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

### Is Trombone Sim free?

Trombone Sim is free to download, with in-app purchases available.

### Which has better reviews, Brass Up! or Trombone Sim?

Trombone Sim is rated higher. Brass Up! averages 2.7 out of 5 from 27 ratings, while Trombone Sim averages 3.7 from 27 ratings.

### Do Brass Up! or Trombone Sim have ads?

Trombone Sim shows ads; Brass Up! does not.

### Which is updated more often, Brass Up! or Trombone Sim?

Brass Up! ships an update every 3 months, and Trombone Sim every 3 months. Most recently, Brass Up! was updated on August 19, 2026 and Trombone Sim on September 20, 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.*