# Drum Charter vs Ear Training

The clearest difference is in-app purchases: Drum Charter at none against Ear Training's 1. Drum Charter also leads on device support (4 vs 1) and iOS requirement (15.0 vs 17.0). Ear Training's advantage is update cadence (daily vs every 9 days). On price and ads there is nothing between them.

Both are free to download. Ear Training sells 1 one-off in-app purchase. Drum Charter asks for nothing beyond the download.

Drum Charter ships an update every 9 days, Ear Training daily. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Drum Charter | Ear Training |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Daily** |
| Size | 147 MB | 2 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ralf Brauchler](https://appshunter.io/developer/1837167411) | [THOMAS JAMES LAWTON](https://appshunter.io/developer/6798596671) |

## What reviewers say

### Drum Charter

[App page](https://appshunter.io/ios/app/drum-charter/id6753308840)

**Features:** Vision Pro support

**In-app purchases:** none


### Ear Training

[App page](https://appshunter.io/ios/app/ear-training-theaudiotoolkit/id6798596669)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $2.99 | one-time |


## Frequently asked questions

### Is Drum Charter free?

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

### Is Ear Training free?

Ear Training is free to download, with in-app purchases available.

### Do Drum Charter or Ear Training have ads?

Neither Drum Charter nor Ear Training shows ads.

### Which is updated more often, Drum Charter or Ear Training?

Drum Charter ships an update every 9 days, and Ear Training daily. Most recently, Drum Charter was updated on October 11, 2026 and Ear Training on October 16, 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.*