# Kundenzone vs EVVA AirKey

The clearest difference is rating: EVVA AirKey at 3.0 against Kundenzone's 1.9. EVVA AirKey also leads on ads (none vs shown) and monetization model (free vs ad-supported). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EVVA AirKey holds the better App Store score, 3.0 against 1.9. Both are backed by a comparable volume of ratings — 9 and 6 respectively. Written reviews point the same way: 32% of Kundenzone's written reviews are positive against 36% of EVVA AirKey's.

Kundenzone ships an update every 3 months, EVVA AirKey every 4 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Kundenzone | EVVA AirKey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.9 (9 ratings)](https://appshunter.io/ios/app/kundenzone/id440477229/reviews) | **[3.0 (6 ratings)](https://appshunter.io/ios/app/evva-airkey/id1167529896/reviews)** |
| Number of ratings | **9** | 6 |
| Positive reviews | 32.0% of reviews | **36.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Ad-supported | **Free** |
| Size | 63 MB | 13 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hutchison Drei Austria GmbH](https://appshunter.io/developer/404154555) | [EVVA Sicherheitstechnologie GmbH](https://appshunter.io/developer/1167529892) |

## What reviewers say

### Kundenzone

[App page](https://appshunter.io/ios/app/kundenzone/id440477229)

Manage your mobile plan, track usage, and view billing details. This app allows you to monitor your included allowances, current costs, and past invoices. You can also adjust service settings, manage your numbers, and optimize your plan with add-ons.

**Highlights:** Track included allowances, View current costs, Access past invoices, Manage phone numbers, Optimize plan with add-ons, Adjust service settings

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

**In-app purchases:** none


### EVVA AirKey

[App page](https://appshunter.io/ios/app/evva-airkey/id1167529896)

This app transforms your smartphone into a digital key, allowing you to securely send and manage access to properties and company doors. It offers features like geo-tagging for navigation and multi-administration for managing multiple sites and users.

**Highlights:** Smartphone as a key, Secure key sharing, Online access management, Geo-tagging for navigation, Multi-site administration, Office mode automation, REST API integration

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

**In-app purchases:** none


## Frequently asked questions

### Is Kundenzone free?

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

### Is EVVA AirKey free?

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

### Which has better reviews, Kundenzone or EVVA AirKey?

EVVA AirKey is rated higher. Kundenzone averages 1.9 out of 5 from 9 ratings, while EVVA AirKey averages 3.0 from 6 ratings.

### Do Kundenzone or EVVA AirKey have ads?

Kundenzone shows ads; EVVA AirKey does not.

### Which is updated more often, Kundenzone or EVVA AirKey?

Kundenzone ships an update every 3 months, and EVVA AirKey every 4 months. Most recently, Kundenzone was updated on October 24, 2026 and EVVA AirKey on October 24, 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.*