# GfK Check vs audis Hörtraining

The clearest difference is price: audis Hörtraining at Free against GfK Check's $1.99. audis Hörtraining also leads on update cadence (every 2 months vs every 45 months). GfK Check's advantage is iOS requirement (11.0 vs 14). On ads, in-app purchases and device support there is nothing between them.

audis Hörtraining is free to download; GfK Check costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

GfK Check ships an update every 45 months, audis Hörtraining every 2 months. The most recent releases landed on October 17, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | GfK Check | audis Hörtraining |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 45 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 4 MB | 144 MB |
| Requires iOS | **11.0** | 14 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [iConsultancy](https://appshunter.io/developer/409908147) | [auric Hörsysteme GmbH & Co KG](https://appshunter.io/developer/570650473) |

## What reviewers say

### GfK Check

[App page](https://appshunter.io/ios/app/gfk-check-in/id490162961)

This app guides users through self-connection and communication using the Nonviolent Communication model. It helps identify observations, feelings, needs, and requests to transform stress into harmony and inner peace. Users can save and share their communication insights.

**Highlights:** Nonviolent Communication model guidance, Identify observations, feelings, needs, and requests, Transform stress into harmony, Save and share communication insights, Step-by-step guided process, Pre-defined lists for observations, feelings, needs, and requests

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

**In-app purchases:** none


### audis Hörtraining

[App page](https://appshunter.io/ios/app/audis-hortraining/id1608877310)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GfK Check free?

GfK Check costs $1.99, with no in-app purchases.

### Is audis Hörtraining free?

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

### Do GfK Check or audis Hörtraining have ads?

Neither GfK Check nor audis Hörtraining shows ads.

### Which is updated more often, GfK Check or audis Hörtraining?

GfK Check ships an update every 45 months, and audis Hörtraining every 2 months. Most recently, GfK Check was updated on October 17, 2026 and audis Hörtraining on October 5, 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.*