# Interval Ear Training vs Music Theory Advanced

The clearest difference is price: Interval Ear Training at Free against Music Theory Advanced's $4.99. Interval Ear Training also leads on device support (3 vs 1) and iOS requirement (12.0 vs 26.0). Music Theory Advanced's advantage is in-app purchases (none vs 1). On update cadence and ads there is nothing between them.

Interval Ear Training is free to download; Music Theory Advanced costs $4.99 up front. Interval Ear Training sells 1 one-off in-app purchase. Music Theory Advanced asks for nothing beyond the download.

Interval Ear Training ships an update every 19 months, Music Theory Advanced every 18 months. The most recent releases landed on September 26, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Interval Ear Training | Music Theory Advanced |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.7 (355 ratings)](https://appshunter.io/ios/app/interval-ear-training/id361125793/reviews)** | — |
| Number of ratings | **355** | — |
| Positive reviews | 88.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 18 months** |
| Monetization | Free with in-app purchases | — |
| Size | 295 MB | 48 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [262Hz](https://appshunter.io/developer/950924827) | [Patrick Q. Kelly](https://appshunter.io/developer/310068987) |

## What reviewers say

### Interval Ear Training

[App page](https://appshunter.io/ios/app/interval-ear-training/id361125793)

Develop your musical ear with this interactive piano game. It helps improve interval recognition, pitch sense, and transcription skills through engaging exercises. Suitable for both beginners and experienced musicians.

**Highlights:** Interval recognition practice, Sense of pitch development, Transcription skill improvement, Improvisation skill enhancement, MIDI keyboard integration, Customizable tempo and keyboard range

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Settings | $9.99 | one-time |

**What reviewers like**

- 👍 Simple and intuitive user interface
- 🎵 Effective ear training tool for interval recognition
- 🎹 Visual keyboard display aids learning
- 📊 Progress tracking with running success score
- 🔊 High-quality audio output

**What reviewers complain about**

- 🖱️ Excessive clicks required between intervals
- ⚙️ Limited customization options
- 🎵 Fixed to C major key only
- 🔄 Cannot fix first note for consistent practice
- 📊 Cumulative score cannot be reset per session

**Reported bugs**

- App freezes after first interval (iOS 8.1 compatibility issue)
- App stops responding and doesn't progress to next interval
- Sound fails after alarm interruption
- Chromatic mode prevents sounds from playing
- Delayed iOS support updates

**Requested features**

- Ability to fix first note and practice all intervals from one tonic
- Customize intervals tested (major only, minor only, specific intervals like 2nd, 3rd, tritone)
- Auto-play next interval without requiring additional clicks
- Support for sharps and flats
- Other musical keys beyond C major


### Music Theory Advanced

[App page](https://appshunter.io/ios/app/music-theory-advanced/id511632736)

**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 Music Theory Advanced free?

Music Theory Advanced costs $4.99, with no in-app purchases.

### Do Interval Ear Training or Music Theory Advanced have ads?

Neither Interval Ear Training nor Music Theory Advanced shows ads.

### Which is updated more often, Interval Ear Training or Music Theory Advanced?

Interval Ear Training ships an update every 19 months, and Music Theory Advanced every 18 months. Most recently, Interval Ear Training was updated on September 26, 2026 and Music Theory Advanced on September 14, 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.*