# e vs museRoll

The clearest difference is in-app purchases: museRoll at none against e's 1. museRoll also leads on update cadence (every 3 days vs weekly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. e sells 1 in-app purchase, starting at $9.99 per month. museRoll asks for nothing beyond the download.

e ships an update weekly, museRoll every 3 days. The most recent releases landed on October 4, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | e | museRoll |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Size | 7 MB | 27 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BeatTechLab LLC](https://appshunter.io/developer/1872646117) | [ryosuke koike](https://appshunter.io/developer/1602094056) |

## What reviewers say

### e

[App page](https://appshunter.io/ios/app/e-drum-studio/id6758389654)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Plan | $9.99 | per month |


### museRoll

[App page](https://appshunter.io/ios/app/museroll/id6763229015)

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

**In-app purchases:** none


## Frequently asked questions

### Is e free?

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

### Is museRoll free?

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

### Do e or museRoll have ads?

Neither e nor museRoll shows ads.

### Which is updated more often, e or museRoll?

e ships an update weekly, and museRoll every 3 days. Most recently, e was updated on October 4, 2026 and museRoll on September 23, 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.*