# MIDITrainer vs Harmonauta

The clearest difference is update cadence: Harmonauta at every 4 days against MIDITrainer's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MIDITrainer ships an update every 9 months, Harmonauta every 4 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | MIDITrainer | Harmonauta |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 4 days** |
| Size | 10 MB | 3 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [RIKER TECH, LLC](https://appshunter.io/developer/381126312) | [Evandro Guedes Machado](https://appshunter.io/developer/1882816684) |

## What reviewers say

### MIDITrainer

[App page](https://appshunter.io/ios/app/miditrainer/id6756984380)

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

**In-app purchases:** none


### Harmonauta

[App page](https://appshunter.io/ios/app/harmonauta-music-maker/id6809853292)

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

**In-app purchases:** none


## Frequently asked questions

### Is MIDITrainer free?

MIDITrainer is free to download, with no in-app purchases.

### Is Harmonauta free?

Harmonauta is free to download, with no in-app purchases.

### Do MIDITrainer or Harmonauta have ads?

Neither MIDITrainer nor Harmonauta shows ads.

### Which is updated more often, MIDITrainer or Harmonauta?

MIDITrainer ships an update every 9 months, and Harmonauta every 4 days. Most recently, MIDITrainer was updated on October 30, 2026 and Harmonauta on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*