# Theory Lessons vs Scale Theory

The clearest difference is ads: Theory Lessons at none against Scale Theory's shown. Theory Lessons also leads on chart position (#14 vs unranked) and device support (3 vs 1). Scale Theory's advantage is price ($1.99 vs $2.99). On in-app purchases there is nothing between them.

Theory Lessons costs $2.99 and Scale Theory $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Theory Lessons | Scale Theory |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | **[4.4 (126 ratings)](https://appshunter.io/ios/app/theory-lessons/id493157418/reviews)** | — |
| Number of ratings | **126** | — |
| Positive reviews | 83.1% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | — |
| Monetization | Free | — |
| Best chart rank | **#14** | — |
| Size | 4 MB | 19 MB |
| Requires iOS | **15.8** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [musictheory.net](https://appshunter.io/developer/459313479) | [YellowDress](https://appshunter.io/developer/509933147) |

## What reviewers say

### Theory Lessons

[App page](https://appshunter.io/ios/app/theory-lessons/id493157418)

**Currently charting:** #14 Top Paid · Music, #147 Top Paid (US App Store)

Explore 39 animated music theory lessons covering fundamental concepts like scales, chords, and intervals. Deepen your understanding of musical structure and analysis with this comprehensive resource.

**Highlights:** 39 animated music theory lessons, Covers staff, clefs, and ledger lines, Explains note and rest duration, Details major and minor scales, Teaches intervals and chord inversions, Includes Roman numeral analysis, Features musical analysis examples

**In-app purchases:** none

**What reviewers like**

- 🚀 Efficient and easy to use
- 👍 Clear and concise explanations
- 💡 Helpful visual aids and animations
- 🤩 Excellent learning tool for beginners
- 🔍 Comprehensive coverage of music theory

**What reviewers complain about**

- 🐛 Audio issues on some devices
- 🔍 Limited content compared to website
- 🤔 Keyboard-centric approach may not suit non-pianists
- 💰 Paid app when website is free

**Reported bugs**

- Directional arrows and guidance symbols not working on iPad
- Text panels cut off at the bottom and unable to be resized

**Requested features**

- Add more advanced theory topics
- Incorporate practice exercises and quizzes
- Include support for other instruments beyond piano
- Integrate with the Tenuto app for a more complete experience


### Scale Theory

[App page](https://appshunter.io/ios/app/scale-theory/id6761800685)

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

**In-app purchases:** none


## Frequently asked questions

### Is Theory Lessons free?

Theory Lessons costs $2.99, with no in-app purchases.

### Is Scale Theory free?

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

### Do Theory Lessons or Scale Theory have ads?

Scale Theory shows ads; Theory Lessons does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*