# Chord NOTE vs Music Theory Intervals

The clearest difference is rating: Music Theory Intervals at 4.0 against Chord NOTE's 3.0. Music Theory Intervals also leads on in-app purchases (none vs 1) and price ($1.99 vs $2.99). Chord NOTE's advantage is update cadence (every 2 months vs every 34 months) and iOS requirement (18.1 vs 26.0). On ratings volume, ads and device support there is nothing between them.

Chord NOTE costs $2.99 and Music Theory Intervals $1.99 up front. Chord NOTE sells 1 one-off in-app purchase. Music Theory Intervals asks for nothing beyond the download.

Music Theory Intervals holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 3 and 5 respectively.

Chord NOTE ships an update every 2 months, Music Theory Intervals every 34 months. The most recent releases landed on October 17, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Chord NOTE | Music Theory Intervals |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | [3.0 (3 ratings)](https://appshunter.io/ios/app/chord-note/id369248019/reviews) | **[4.0 (5 ratings)](https://appshunter.io/ios/app/music-theory-intervals/id1017427212/reviews)** |
| Number of ratings | 3 | **5** |
| Positive reviews | 61.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 34 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 31 MB | 42 MB |
| Requires iOS | **18.1** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hidenori Matsuoka](https://appshunter.io/developer/369248022) | [Patrick Q. Kelly](https://appshunter.io/developer/310068987) |

## What reviewers say

### Chord NOTE

[App page](https://appshunter.io/ios/app/chord-note/id369248019)

This app helps songwriters find chords that match melodies and provides tools for creating chord progressions. It also includes a scale library and can display vocal pitch to aid in composition.

**Highlights:** Chord finding for melodies, Chord Progression function, Scale library, Vocal pitch display, Key finding, iPad Split View/Slide Over support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced Option | $1.99 | one-time |


### Music Theory Intervals

[App page](https://appshunter.io/ios/app/music-theory-intervals/id1017427212)

Learn to identify musical intervals by ear or sight. This app offers various modes for practicing simple and compound intervals, with customizable settings for root notes, direction, and clefs. Save and print your quiz results for review.

**Highlights:** Recognize simple and compound intervals, Audio and visual training modes, Ear training mode, Clef notation training, Customizable interval playback, Grade book for saved results

**In-app purchases:** none


## Frequently asked questions

### Is Chord NOTE free?

Chord NOTE costs $2.99, and also offers in-app purchases.

### Is Music Theory Intervals free?

Music Theory Intervals costs $1.99, with no in-app purchases.

### Which has better reviews, Chord NOTE or Music Theory Intervals?

Music Theory Intervals is rated higher. Chord NOTE averages 3.0 out of 5 from 3 ratings, while Music Theory Intervals averages 4.0 from 5 ratings.

### Do Chord NOTE or Music Theory Intervals have ads?

Neither Chord NOTE nor Music Theory Intervals shows ads.

### Which is updated more often, Chord NOTE or Music Theory Intervals?

Chord NOTE ships an update every 2 months, and Music Theory Intervals every 34 months. Most recently, Chord NOTE was updated on October 17, 2026 and Music Theory Intervals on October 11, 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.*