# Calliope Sim vs Simple Tuba

The clearest difference is update cadence: Simple Tuba at monthly against Calliope Sim's every 3 months. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Calliope Sim sells 1 one-off in-app purchase and Simple Tuba sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Calliope Sim against 5.0 for Simple Tuba. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Calliope Sim ships an update every 3 months, Simple Tuba monthly. The most recent releases landed on September 13, 2026 and August 23, 2026 respectively.

## The numbers

| Metric | Calliope Sim | Simple Tuba |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/calliope-sim/id6740209595/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/simple-tuba/id6756644804/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 114 MB | 119 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alper Kahriman](https://appshunter.io/developer/1054578352) | [Mustafa Demir](https://appshunter.io/developer/1204716531) |

## What reviewers say

### Calliope Sim

[App page](https://appshunter.io/ios/app/calliope-sim/id6740209595)

Experience the nostalgic charm of traditional fairgrounds and circuses with this realistic calliope simulator. It offers authentic sounds and advanced features like microtonal tuning and reverb for expressive musical performances. Record and share your creations easily.

**Highlights:** Authentic calliope sound sample, Microtonal tuning, Transpose adjustment, Reverb effects, Chorus mode, Dynamic key sensitivity, Built-in recorder, Shareable performances

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get Premium | $7.99 | one-time |


### Simple Tuba

[App page](https://appshunter.io/ios/app/simple-tuba/id6756644804)

Experience the rich sound of the tuba on your iPhone and iPad. This app offers realistic sound, practice tools with songs and MIDI, rhythmic accompaniment, and a recording library for learning and music creation.

**Highlights:** Authentic tuba sound, MIDI playback with visual guide, Practice with built-in songs, Rhythm accompaniment, Performance recording and management

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get Premium | $4.99 | one-time |


## Frequently asked questions

### Is Calliope Sim free?

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

### Is Simple Tuba free?

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

### Which has better reviews, Calliope Sim or Simple Tuba?

Calliope Sim and Simple Tuba are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Calliope Sim or Simple Tuba have ads?

Both Calliope Sim and Simple Tuba show ads.

### Which is updated more often, Calliope Sim or Simple Tuba?

Calliope Sim ships an update every 3 months, and Simple Tuba monthly. Most recently, Calliope Sim was updated on September 13, 2026 and Simple Tuba on August 23, 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.*