# D1 Coach vs AMU

The clearest difference is in-app purchases: AMU at none against D1 Coach's 1. D1 Coach's advantage is update cadence (fortnightly vs every 17 months) and iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. D1 Coach sells 1 one-off in-app purchase. AMU asks for nothing beyond the download.

D1 Coach ships an update fortnightly, AMU every 17 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | D1 Coach | AMU |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 17 months |
| Monetization | Free | — |
| Size | 58 MB | 44 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bayerischer Blasmusikverband e.V.](https://appshunter.io/developer/1485208319) | [Playersjourney GmbH](https://appshunter.io/developer/1461683218) |

## What reviewers say

### D1 Coach

[App page](https://appshunter.io/ios/app/d1-coach/id1476317669)

Prepare for music theory exams with this app. Practice note reading, rhythm, ear training, and more anytime, anywhere. Track your learning progress and access all audio examples for practice tests.

**Highlights:** Note reading practice, Rhythm exercises, Ear training with adjustable tempo, Music theory concepts, Progress tracking, Exam preparation

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vollversion | $8.99 | one-time |


### AMU

[App page](https://appshunter.io/ios/app/amu-finder/id6468779910)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is D1 Coach free?

D1 Coach is free to download, with in-app purchases available.

### Is AMU free?

AMU is free to download, with no in-app purchases.

### Do D1 Coach or AMU have ads?

Neither D1 Coach nor AMU shows ads.

### Which is updated more often, D1 Coach or AMU?

D1 Coach ships an update fortnightly, and AMU every 17 months. Most recently, D1 Coach was updated on November 3, 2026 and AMU on October 30, 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.*