# Ear Drum vs Metron

The clearest difference is in-app purchases: Metron at none against Ear Drum's 3. Ear Drum's advantage is update cadence (every 6 days vs every 6 months) and device support (4 vs 1). On price and ads there is nothing between them.

Both are free to download. Ear Drum sells 3 in-app purchases, starting at $3.99 per month. Metron asks for nothing beyond the download.

Ear Drum ships an update every 6 days, Metron every 6 months. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Ear Drum | Metron |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/ear-drum-practice-and-rudiments/id6755543411/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 6 months |
| Monetization | Freemium | — |
| Size | 103 MB | 17 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Oleksiy Khmelyevskyy](https://appshunter.io/developer/1854527327) | [ZIYON SAS](https://appshunter.io/developer/1717110556) |

## What reviewers say

### Ear Drum

[App page](https://appshunter.io/ios/app/ear-drum-practice-and-rudiments/id6755543411)

This app provides drummers with tools to improve timing, ear training, and musical memory. It offers structured practice routines, real-time feedback on hits, and the ability to import songs and create custom exercises. Designed for both individual practice and music education.

**Highlights:** Real-time timing and velocity feedback, Growing library of timing exercises and rudiments, Daily routine generation, Ear training exercises, MIDI and Clone Hero song import, Drumless play-along tracks, Progress tracking and dashboard

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.99 | per month |
| Pro Annual | $24.99 | per year |
| Lifetime | $29.99 | one-time |


### Metron

[App page](https://appshunter.io/ios/app/metron-time/id6760032896)

**In-app purchases:** none


## Frequently asked questions

### Is Ear Drum free?

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

### Is Metron free?

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

### Do Ear Drum or Metron have ads?

Neither Ear Drum nor Metron shows ads.

### Which is updated more often, Ear Drum or Metron?

Ear Drum ships an update every 6 days, and Metron every 6 months. Most recently, Ear Drum was updated on November 6, 2026 and Metron on October 31, 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.*