# Trombone Sim vs Opera Moments

The clearest difference is ads: Opera Moments at none against Trombone Sim's shown. Opera Moments also leads on update cadence (every 9 days vs every 4 months). Trombone Sim's advantage is iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Trombone Sim sells 2 one-off in-app purchases and Opera Moments sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Trombone Sim ships an update every 4 months, Opera Moments every 9 days. The most recent releases landed on November 8, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Trombone Sim | Opera Moments |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (35 ratings)](https://appshunter.io/ios/app/trombone-sim/id6738768008/reviews)** | — |
| Number of ratings | **35** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 159 MB | 42 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Alper Kahriman](https://appshunter.io/developer/1054578352) | [SoCal Decals](https://appshunter.io/developer/6804143402) |

## What reviewers say

### 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 |


### Opera Moments

[App page](https://appshunter.io/ios/app/opera-moments/id6815981798)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Turandot | $4.99 | one-time |
| Nabucco | $4.99 | one-time |
| Carmen | $4.99 | one-time |
| The Magic Flute | $4.99 | one-time |


## Frequently asked questions

### Is Trombone Sim free?

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

### Is Opera Moments free?

Opera Moments is free to download, with in-app purchases available.

### Do Trombone Sim or Opera Moments have ads?

Trombone Sim shows ads; Opera Moments does not.

### Which is updated more often, Trombone Sim or Opera Moments?

Trombone Sim ships an update every 4 months, and Opera Moments every 9 days. Most recently, Trombone Sim was updated on November 8, 2026 and Opera Moments on November 6, 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.*