# Tuba Sim vs Guiro

The clearest difference is price: Tuba Sim at Free against Guiro's $0.99. Tuba Sim also leads on iOS requirement (15.0 vs 26.0). Guiro's advantage is in-app purchases (none vs 2) and ads (none vs shown). On device support there is nothing between them.

Tuba Sim is free to download; Guiro costs $0.99 up front. Tuba Sim sells 2 one-off in-app purchases. Guiro asks for nothing beyond the download.

Tuba Sim ships an update every 3 months, Guiro every 6 weeks. The most recent releases landed on October 30, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Tuba Sim | Guiro |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[3.9 (28 ratings)](https://appshunter.io/ios/app/tuba-sim/id6738584097/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | — |
| Best chart rank | — | **#103** |
| Size | 158 MB | 14 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [Alper Kahriman](https://appshunter.io/developer/1054578352) | [Lucas Sanchez](https://appshunter.io/developer/6804265859) |

## What reviewers say

### Tuba Sim

[App page](https://appshunter.io/ios/app/tuba-sim/id6738584097)

Experience the authentic sound of the tuba with a feature-rich virtual instrument. Explore orchestral and enhanced sound groups, advanced tuning, and dynamic touch controls. Record and share your musical creations with an intuitive and visually appealing interface.

**Highlights:** Authentic tuba sounds, Orchestral and Orchestral-X sound groups, Microtonal tuning, Transpose adjustment, 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 |


### Guiro

[App page](https://appshunter.io/ios/app/guiro-guacharaca-percussion/id6804265857)

**Currently charting:** #103 Top Paid · Music (US App Store)

**In-app purchases:** none


## Frequently asked questions

### Is Tuba Sim free?

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

### Is Guiro free?

Guiro costs $0.99, with no in-app purchases.

### Do Tuba Sim or Guiro have ads?

Tuba Sim shows ads; Guiro does not.

### Which is updated more often, Tuba Sim or Guiro?

Tuba Sim ships an update every 3 months, and Guiro every 6 weeks. Most recently, Tuba Sim was updated on October 30, 2026 and Guiro 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.*