# Violin Instrument vs Trombone Sim

The clearest difference is rating: Violin Instrument at 4.8 against Trombone Sim's 3.7. Violin Instrument also leads on in-app purchases (none vs 2) and ads (none vs shown). Trombone Sim's advantage is update cadence (every 3 months vs every 20 months) and ratings volume (27 vs 9). On price and device support there is nothing between them.

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

Violin Instrument holds the better App Store score, 4.8 against 3.7. Both are backed by a comparable volume of ratings — 9 and 27 respectively.

Violin Instrument ships an update every 20 months, Trombone Sim every 3 months. The most recent releases landed on September 16, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Violin Instrument | Trombone Sim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (9 ratings)](https://appshunter.io/ios/app/violin-instrument/id6505035979/reviews)** | [3.7 (27 ratings)](https://appshunter.io/ios/app/trombone-sim/id6738768008/reviews) |
| Number of ratings | 9 | **27** |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 20 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 40 MB | 148 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Himalay Diyora](https://appshunter.io/developer/1736716287) | [Alper Kahriman](https://appshunter.io/developer/1054578352) |

## What reviewers say

### Violin Instrument

[App page](https://appshunter.io/ios/app/violin-instrument/id6505035979)

Master the violin with this comprehensive virtual instrument app. It offers authentic sounds, extensive music collections, customizable tutorials, and practice modes for all skill levels. An integrated tuner helps refine your performance.

**Highlights:** Authentic virtual violin sounds, Extensive collection of scales, chords, and melodies, Customizable tutorials and practice modes, Integrated tuner, Sheet music library, Interactive exercises

**Features:** macOS Compatibility

**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 Violin Instrument free?

Violin Instrument 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, Violin Instrument or Trombone Sim?

Violin Instrument is rated higher. Violin Instrument averages 4.8 out of 5 from 9 ratings, while Trombone Sim averages 3.7 from 27 ratings.

### Do Violin Instrument or Trombone Sim have ads?

Trombone Sim shows ads; Violin Instrument does not.

### Which is updated more often, Violin Instrument or Trombone Sim?

Violin Instrument ships an update every 20 months, and Trombone Sim every 3 months. Most recently, Violin Instrument was updated on September 16, 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.*