# Roeien.nl vs D.E.R.M.

The clearest difference is update cadence: Roeien.nl at monthly against D.E.R.M.'s every 11 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Roeien.nl ships an update monthly, D.E.R.M. every 11 months. The most recent releases landed on September 29, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Roeien.nl | D.E.R.M. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 11 months |
| Size | 122 MB | 57 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Focus On Your Sport BV](https://appshunter.io/developer/1442511412) | [Studentenvereniging D.E.R.M.](https://appshunter.io/developer/1678264013) |

## What reviewers say

### Roeien.nl

[App page](https://appshunter.io/ios/app/roeiennl/id1505317211)

**Features:** Vision Pro support

**In-app purchases:** none


### D.E.R.M.

[App page](https://appshunter.io/ios/app/derm/id6446579537)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Roeien.nl free?

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

### Is D.E.R.M. free?

D.E.R.M. is free to download, with no in-app purchases.

### Do Roeien.nl or D.E.R.M. have ads?

Neither Roeien.nl nor D.E.R.M. shows ads.

### Which is updated more often, Roeien.nl or D.E.R.M.?

Roeien.nl ships an update monthly, and D.E.R.M. every 11 months. Most recently, Roeien.nl was updated on September 29, 2026 and D.E.R.M. on September 10, 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.*