# Music Theory Pro vs Harmony Cloud Pro

The clearest difference is price: Harmony Cloud Pro at Free against Music Theory Pro's $4.99. Harmony Cloud Pro also leads on rating (5.0 vs 3.1) and review sentiment (87% vs 54%). Music Theory Pro's advantage is in-app purchases (none vs 2) and iOS requirement (9.0 vs 15.1). On ratings volume, ads and device support there is nothing between them.

Harmony Cloud Pro is free to download; Music Theory Pro costs $4.99 up front. Harmony Cloud Pro sells 2 in-app purchases, starting at $5.99 per month. Music Theory Pro asks for nothing beyond the download.

Harmony Cloud Pro holds the better App Store score, 5.0 against 3.1. Both are backed by a comparable volume of ratings — 49 and 72 respectively. Written reviews point the same way: 54% of Music Theory Pro's written reviews are positive against 87% of Harmony Cloud Pro's.

Music Theory Pro ships an update every 5 weeks, Harmony Cloud Pro weekly. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Music Theory Pro | Harmony Cloud Pro |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [3.1 (49 ratings)](https://appshunter.io/ios/app/music-theory-pro/id390788573/reviews) | **[5.0 (72 ratings)](https://appshunter.io/ios/app/harmony-cloud-pro/id6748590924/reviews)** |
| Number of ratings | 49 | **72** |
| Positive reviews | 54.3% of reviews | **86.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 9 MB | 194 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Joel Clifft](https://appshunter.io/developer/390788576) | [The Melodic Progression Institute LLC](https://appshunter.io/developer/1054588451) |

## What reviewers say

### Music Theory Pro

[App page](https://appshunter.io/ios/app/music-theory-pro/id390788573)

Master music theory and ear training with interactive exercises. Identify notes, chords, scales, and tempos to improve your musical skills. Suitable for beginners and advanced musicians alike, with customizable difficulty levels.

**Highlights:** Note naming games, Key signature identification, Interval ear training, Chord and scale recognition, Tempo identification quiz, Competitive scoring, Customizable difficulty

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

**In-app purchases:** none

**What reviewers like**

- 👍 Great for fine tuning your ear
- 🚀 Fantastic and simple to use
- 👍 Excellent for increasing speed and recognition
- 👍 Wonderful app, full of spot on representation of music theory
- 👍 Effective, really improves your skills

**What reviewers complain about**

- 🐛 The app doesn't seem to be working at all
- 🐛 Unable to hear the notes for intervals
- 🐛 Frustrating, very hard and boring
- 🐛 Can't exit the app, have to go to Home Screen
- 🐛 Sadly frustrating for beginners, zero instruction

**Reported bugs**

- Login screen freezes
- Incompatible with older devices

**Requested features**

- Add timing
- Add tenor clef
- Add more instruments to identify music with
- Repeat the scale when the answer was wrong and play the right one
- Graphic sample of both wrong/right answers


### Harmony Cloud Pro

[App page](https://appshunter.io/ios/app/harmony-cloud-pro/id6748590924)

This app helps musicians of all levels develop their ear for harmony and improvisation. It generates endless, unpredictable chord progressions based on user-selected chords, allowing for personalized learning and exploration of musical concepts.

**Highlights:** Ear training for musicians, Improvisation exploration, Generates unpredictable chord progressions, Customizable tempo, volume, and key, Tailorable to all skill levels, Patented harmonic algorithm

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $5.99 | per month |
| Annual | $59.99 | per year |


## Frequently asked questions

### Is Music Theory Pro free?

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

### Is Harmony Cloud Pro free?

Harmony Cloud Pro is free to download, with in-app purchases available.

### Which has better reviews, Music Theory Pro or Harmony Cloud Pro?

Harmony Cloud Pro is rated higher. Music Theory Pro averages 3.1 out of 5 from 49 ratings, while Harmony Cloud Pro averages 5.0 from 72 ratings.

### Do Music Theory Pro or Harmony Cloud Pro have ads?

Neither Music Theory Pro nor Harmony Cloud Pro shows ads.

### Which is updated more often, Music Theory Pro or Harmony Cloud Pro?

Music Theory Pro ships an update every 5 weeks, and Harmony Cloud Pro weekly. Most recently, Music Theory Pro was updated on November 6, 2026 and Harmony Cloud Pro on November 5, 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.*