# Mr. Drum vs Microtonal Interval Eartrainer

The clearest difference is in-app purchases: Microtonal Interval Eartrainer at none against Mr. Drum's 1. Microtonal Interval Eartrainer also leads on ads (none vs shown). Mr. Drum's advantage is iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Mr. Drum sells 1 one-off in-app purchase. Microtonal Interval Eartrainer asks for nothing beyond the download.

## The numbers

| Metric | Mr. Drum | Microtonal Interval Eartrainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 days | — |
| Size | 47 MB | 7 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [TAEHEE JANG](https://appshunter.io/developer/6803928636) | [Peter Keay](https://appshunter.io/developer/1776597056) |

## What reviewers say

### Mr. Drum

[App page](https://appshunter.io/ios/app/mr-drum/id6803928634)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $5.99 | one-time |


### Microtonal Interval Eartrainer

[App page](https://appshunter.io/ios/app/microtonal-interval-eartrainer/id6811124765)

**In-app purchases:** none


## Frequently asked questions

### Is Mr. Drum free?

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

### Is Microtonal Interval Eartrainer free?

Microtonal Interval Eartrainer is free to download, with no in-app purchases.

### Do Mr. Drum or Microtonal Interval Eartrainer have ads?

Mr. Drum shows ads; Microtonal Interval Eartrainer does not.

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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.*