# GfK Link vs Louis Widmer DE

The clearest difference is update cadence: GfK Link at every 3 weeks against Louis Widmer DE's every 2 months. GfK Link also leads on iOS requirement (8.0 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.

GfK Link ships an update every 3 weeks, Louis Widmer DE every 2 months. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | GfK Link | Louis Widmer DE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/louis-widmer-de/id6476548775/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 38 MB | 53 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GfK SE](https://appshunter.io/developer/649349953) | [Louis Widmer](https://appshunter.io/developer/1727089333) |

## What reviewers say

### GfK Link

[App page](https://appshunter.io/ios/app/gfk-link/id1140447940)

**Features:** macOS Compatibility

**In-app purchases:** none


### Louis Widmer DE

[App page](https://appshunter.io/ios/app/louis-widmer-de/id6476548775)

This loyalty app allows users to earn points through various activities like scanning receipts and referring friends. Points can be redeemed for vouchers, gifts, and discounts. Stay informed about special promotions with notifications.

**Highlights:** Earn points via activities, Redeem points for vouchers, Scan receipts for points, Refer friends for points, Exclusive gifts and discounts, Receive promotion notifications

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

**In-app purchases:** none


## Frequently asked questions

### Is GfK Link free?

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

### Is Louis Widmer DE free?

Louis Widmer DE is free to download, with no in-app purchases.

### Do GfK Link or Louis Widmer DE have ads?

Neither GfK Link nor Louis Widmer DE shows ads.

### Which is updated more often, GfK Link or Louis Widmer DE?

GfK Link ships an update every 3 weeks, and Louis Widmer DE every 2 months. Most recently, GfK Link was updated on October 29, 2026 and Louis Widmer DE on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*