# GRESSEL eKatalog vs Oberpaur

The clearest difference is update cadence: Oberpaur at every 2 weeks against GRESSEL eKatalog's every 16 months. GRESSEL eKatalog's advantage is iOS requirement (13.0 vs 15.0). 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.

GRESSEL eKatalog ships an update every 16 months, Oberpaur every 2 weeks. The most recent releases landed on September 11, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | GRESSEL eKatalog | Oberpaur |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 16 months | **Every 2 weeks** |
| Size | 50 MB | 40 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [GRESSEL AG](https://appshunter.io/developer/1734799778) | [Modehaus Oberpaur](https://appshunter.io/developer/1825587701) |

## What reviewers say

### GRESSEL eKatalog

[App page](https://appshunter.io/ios/app/gressel-ekatalog/id6479023046)

**Features:** macOS Compatibility

**In-app purchases:** none


### Oberpaur

[App page](https://appshunter.io/ios/app/oberpaur/id6748384796)

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

**In-app purchases:** none


## Frequently asked questions

### Is GRESSEL eKatalog free?

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

### Is Oberpaur free?

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

### Do GRESSEL eKatalog or Oberpaur have ads?

Both GRESSEL eKatalog and Oberpaur show ads.

### Which is updated more often, GRESSEL eKatalog or Oberpaur?

GRESSEL eKatalog ships an update every 16 months, and Oberpaur every 2 weeks. Most recently, GRESSEL eKatalog was updated on September 11, 2026 and Oberpaur on May 16, 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.*