# Harmony vs Intervalia

The clearest difference is in-app purchases: Harmony at none against Intervalia's 3. Harmony also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). Intervalia's advantage is update cadence (every 3 days vs every 3 weeks). On price and ads there is nothing between them.

Both are free to download. Intervalia sells 3 one-off in-app purchases. Harmony asks for nothing beyond the download.

Harmony ships an update every 3 weeks, Intervalia every 3 days. The most recent releases landed on November 5, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Harmony | Intervalia |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 54 MB | 4 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Melvin Warnet](https://appshunter.io/developer/1896515993) | [Kostya Blokhin](https://appshunter.io/developer/829724783) |

## What reviewers say

### Harmony

[App page](https://appshunter.io/ios/app/harmony-music-trainer/id6767872593)

This app helps you develop your musical ear and understanding of music theory through engaging exercises. It covers notes, intervals, scales, and chords, offering multiple training methods and input options. Practice offline with a distraction-free interface tailored to your skill level.

**Highlights:** Notes, intervals, scales, and chords training, Practice by sight, ear, or playing, Input via virtual piano, microphone, or MIDI, Customizable difficulty and concepts, Offline functionality, Multilingual support

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

**In-app purchases:** none


### Intervalia

[App page](https://appshunter.io/ios/app/intervalia-ear-training/id6816402990)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small thanks | $0.99 | one-time |
| Thanks | $2.99 | one-time |
| Big thanks | $4.99 | one-time |


## Frequently asked questions

### Is Harmony free?

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

### Is Intervalia free?

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

### Do Harmony or Intervalia have ads?

Neither Harmony nor Intervalia shows ads.

### Which is updated more often, Harmony or Intervalia?

Harmony ships an update every 3 weeks, and Intervalia every 3 days. Most recently, Harmony was updated on November 5, 2026 and Intervalia 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.*