# Drum Book Trainer vs Music Theory 101

The clearest difference is rating: Music Theory 101 at 4.8 against Drum Book Trainer's 4.2. Music Theory 101 also leads on in-app purchases (none vs 3) and update cadence (every 5 days vs every 2 weeks). Drum Book Trainer's advantage is iOS requirement (11.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Drum Book Trainer sells 3 one-off in-app purchases. Music Theory 101 asks for nothing beyond the download.

Music Theory 101 holds the better App Store score, 4.8 against 4.2. That said, the two scores are not equally well evidenced: Music Theory 101 has 71 ratings behind it against 6, so its average is the more settled of the two.

Drum Book Trainer ships an update every 2 weeks, Music Theory 101 every 5 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | Drum Book Trainer | Music Theory 101 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (6 ratings)](https://appshunter.io/ios/app/drum-book-trainer/id1622011731/reviews) | **[4.8 (71 ratings)](https://appshunter.io/ios/app/music-theory-101-study-course/id1629995579/reviews)** |
| Number of ratings | 6 | **71** |
| Positive reviews | — | 82.9% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 73 MB | 78 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Levente Asztalos](https://appshunter.io/developer/1527219179) | [Poesie Inc](https://appshunter.io/developer/1505664474) |

## What reviewers say

### Drum Book Trainer

[App page](https://appshunter.io/ios/app/drum-book-trainer/id1622011731)

Learn to read drum sheet music with animated guidance. This app features digital drum books from professional teachers, offering detailed explanations for exercises to make practice fun and effective.

**Highlights:** Digital drum sheet music display, Animated drum kit playback, Adjustable tempo, Metronome and count-in, Mute drum track, Looping functionality

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Beats You Should Know Pack 2 | $1.99 | one-time |
| Beats You Should Know Pack 1 | $1.99 | one-time |
| Rock Your Drum | $13.99 | one-time |


### Music Theory 101

[App page](https://appshunter.io/ios/app/music-theory-101-study-course/id1629995579)

An interactive music theory training app covering classical fundamentals. It features 19 units with audio, exercises, and definitions, mirroring AP Music Theory exam curriculum. Practice skills with over 90 exercise types.

**Highlights:** Interactive music theory course, 19 comprehensive units, Audio samples and key definitions, Skill practice exercises, AP Music Theory exam curriculum, Over 90 exercise types, Aural recognition and dictation

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

**In-app purchases:** none


## Frequently asked questions

### Is Drum Book Trainer free?

Drum Book Trainer is free to download, with in-app purchases available.

### Is Music Theory 101 free?

Music Theory 101 is free to download, with no in-app purchases.

### Which has better reviews, Drum Book Trainer or Music Theory 101?

Music Theory 101 is rated higher. Drum Book Trainer averages 4.2 out of 5 from 6 ratings, while Music Theory 101 averages 4.8 from 71 ratings.

### Do Drum Book Trainer or Music Theory 101 have ads?

Neither Drum Book Trainer nor Music Theory 101 shows ads.

### Which is updated more often, Drum Book Trainer or Music Theory 101?

Drum Book Trainer ships an update every 2 weeks, and Music Theory 101 every 5 days. Most recently, Drum Book Trainer was updated on November 3, 2026 and Music Theory 101 on November 3, 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.*