# ALTHERR vs GRESSEL eKatalog

The clearest difference is update cadence: ALTHERR at weekly against GRESSEL eKatalog's every 16 months. GRESSEL eKatalog's advantage is 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.

ALTHERR ships an update weekly, GRESSEL eKatalog every 16 months. The most recent releases landed on September 22, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | ALTHERR | GRESSEL eKatalog |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 16 months |
| Monetization | Ad-supported | — |
| Size | 62 MB | 50 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Altherr GMBH](https://appshunter.io/developer/1712072307) | [GRESSEL AG](https://appshunter.io/developer/1734799778) |

## What reviewers say

### ALTHERR

[App page](https://appshunter.io/ios/app/altherr/id6469494128)

Explore curated content on watches and jewelry, interact with a community, and create wishlists. Book appointments for expert consultations and conveniently order desired products for home delivery or in-store pickup.

**Highlights:** Inspirational content feed, Community interaction via comments, Personalized wishlists, Appointment booking for consultations, In-app product ordering, Product reviews and photos

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

**In-app purchases:** none


### GRESSEL eKatalog

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ALTHERR free?

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

### Is GRESSEL eKatalog free?

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

### Do ALTHERR or GRESSEL eKatalog have ads?

Both ALTHERR and GRESSEL eKatalog show ads.

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

ALTHERR ships an update weekly, and GRESSEL eKatalog every 16 months. Most recently, ALTHERR was updated on September 22, 2026 and GRESSEL eKatalog on September 11, 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.*