# Interval Ear Training vs Harmony

The clearest difference is review sentiment: Interval Ear Training at 100% against Harmony's 0%. Interval Ear Training also leads on update cadence (every 3 days vs every 3 weeks). Harmony's advantage is in-app purchases (none vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Interval Ear Training sells 1 one-off in-app purchase. Harmony asks for nothing beyond the download.

Interval Ear Training ships an update every 3 days, Harmony every 3 weeks. The most recent releases landed on October 17, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Interval Ear Training | Harmony |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/interval-ear-training/id6760247705/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 110 MB | 54 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NORMAN DI BLASIO](https://appshunter.io/developer/1883457080) | [Melvin Warnet](https://appshunter.io/developer/1896515993) |

## What reviewers say

### Interval Ear Training

[App page](https://appshunter.io/ios/app/interval-ear-training/id6760247705)

This app helps musicians and students develop their relative pitch by training them to recognize musical intervals. It offers various listening modes and tracks progress with real-time scoring and performance rankings. Ideal for anyone looking to improve their aural skills and musicianship.

**Highlights:** Identify all 12 musical intervals, Ascending, descending, and harmonic modes, Random root generation, Real-time scoring and accuracy tracking, Performance rankings, Intuitive interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $1.99 | one-time |


### 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


## Frequently asked questions

### Is Interval Ear Training free?

Interval Ear Training is free to download, with in-app purchases available.

### Is Harmony free?

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

### Do Interval Ear Training or Harmony have ads?

Neither Interval Ear Training nor Harmony shows ads.

### Which is updated more often, Interval Ear Training or Harmony?

Interval Ear Training ships an update every 3 days, and Harmony every 3 weeks. Most recently, Interval Ear Training was updated on October 17, 2026 and Harmony on October 19, 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.*