# DYNAfair vs Röttenbach

The clearest difference is update cadence: Röttenbach at fortnightly against DYNAfair's every 6 months. Röttenbach also leads on iOS requirement (13.0 vs 15.1). 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.

DYNAfair ships an update every 6 months, Röttenbach fortnightly. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | DYNAfair | Röttenbach |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Fortnightly** |
| Size | 43 MB | 28 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [bms GmbH](https://appshunter.io/developer/457826760) | [Cosmema WITTICH GmbH](https://appshunter.io/developer/1573270034) |

## What reviewers say

### DYNAfair

[App page](https://appshunter.io/ios/app/dynafair/id1442192996)

**Features:** macOS Compatibility

**In-app purchases:** none


### Röttenbach

[App page](https://appshunter.io/ios/app/rottenbach/id6744023722)

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

**In-app purchases:** none


## Frequently asked questions

### Is DYNAfair free?

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

### Is Röttenbach free?

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

### Do DYNAfair or Röttenbach have ads?

Neither DYNAfair nor Röttenbach shows ads.

### Which is updated more often, DYNAfair or Röttenbach?

DYNAfair ships an update every 6 months, and Röttenbach fortnightly. Most recently, DYNAfair was updated on October 12, 2026 and Röttenbach on October 9, 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.*