# KNX

> Smart home and building remote control for lights, climate, and more. (iPhone/iPad app by Feller AG.)

- Source: https://appshunter.io/ios/app/knx/id780337917 (this page in markdown: same URL + `.md`)
- Developer: [Feller AG](https://appshunter.io/developer/525095492)
- Category: Lifestyle, Productivity
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 13.0 · 9 MB
- Languages: American English, French (France), German (Germany), Italian
- Released: 2013-12-30
- Data updated: 2026-06-24
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/knx/id780337917/reviews.md

## What is KNX?

Note: This app can only be used in conjunction with the discontinued KNX/App interface V1. The app will remain available for approximately 2 more years.

***The modern type of remote control***
The innovative Feller KNX app turns smartphones and tablets into a remote control for all building functions. Thanks to its clear and easy to understand intuitive operating concept, lights, shutters, climate and much more can be controlled very simply. The user can adapt the KNX app to their individual needs, for example, rename functions or assign appropriate symbols etc. Fast navigation is guaranteed by favorites, function groups and rooms.

***Purpose***
The KNX app is used as a remote control in homes and to control functions in individual rooms or whole parts of the building. In offices, meeting rooms or training rooms, the new KNX app can be used to conveniently control presentations when combined with a tablet. In hotels, guests can, for example, control the functions in their hotel room using their own mobile device.

***App features***
• Easy, intuitive KNX app operating concept
• Scene call via widget
• Rapid navigation through favourites, rooms or functions
• Saves time through personal settings, such as function names, symbols, order
• Saves costs thanks to freely definable scenes
• Saves costs thanks to intelligent self-configuration when you first start up the KNX app.
• Remote control in WiFi networks (remote access in planning)
• Demo version, runs without the KNX/app interface

***Hardware features***
• Simple product concept
• KNX/app interface to connect app to LAN and KNX
• Fast configuration within ETS4 (no plug-in!)
• 12 rooms can be configured with 12 functions each
• Does not require much space in the control cabinet 2TE
• Supports a max. of 5 access at the same time
• 5 different user rights
• chargeable, available from your electrican, E-No 405 831 000

***Operating systems***
• iOS 8 and higher

***Formats***
• iPhone / iPod Touch: portrait
• iPad: portrait and landscape

***More Informations***
• http://www.feller.ch/Produktangebot/Gebaeudeautomation/Gebaeudeautomation-KNX
• http://clixx.feller.ch/download/index.php?menueidLev1=279&menueidLev2=327

## Key features

- Intuitive operating concept
- Scene call via widget
- Rapid navigation
- Personalized settings
- Freely definable scenes
- Intelligent self-configuration
- Remote control in WiFi networks


## Frequently asked questions about KNX

### What is KNX used for?

KNX is used as a remote control for various building functions in homes, offices, and hotels. It allows users to control lights, shutters, climate, and other integrated systems through a smartphone or tablet.

### Does KNX require specific hardware?

Yes, KNX requires the KNX/App interface V1 to connect the app to your LAN and KNX system. This interface is chargeable and available from your electrician.

### Can I customize KNX settings?

Yes, you can adapt the KNX app to your individual needs. This includes renaming functions, assigning appropriate symbols, and organizing them by favorites, function groups, or rooms for faster navigation.

### What devices support KNX?

KNX supports iPhone, iPod Touch, and iPad devices running iOS 8 and higher. It is optimized for portrait mode on iPhone/iPod Touch and supports both portrait and landscape on iPad.

### How often is KNX updated?

The latest version of KNX is 1.5.3, which was last updated on October 29, 2025. The app is scheduled to remain available for approximately two more years.

### Is KNX free to use?

The KNX app itself is free to download and use. However, it requires the purchase of the KNX/App interface V1 hardware to function with your building's KNX system.

### What is the user rating for KNX?

KNX has a perfect rating of 5.0 stars based on one review, indicating a highly positive user experience among its current users.

### Does KNX have ads?

No, KNX does not contain advertisements. The app is free and does not display any ads to users.

## Version history (last 5 releases)

### 1.5.3 — 2025-10-29

Stability and performance improvements

### 1.5.2 — 2023-09-21

- Fixes an issue with long key presses on iOS 17

### 1.5.1 — 2022-11-23

- Bug fixes and stability improvements

### 1.5.0 — 2016-11-22

This app has been updated by Apple to display the Apple Watch app icon.

- Improvements for sites with several KNX interfaces
- Function for loading the ETS designations
- Bug fixes and stability improvements

### 1.2.1 — 2016-03-02

- Fix for stability problem with Italian and French localization

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## More apps by Feller AG

- [pirios eco](https://appshunter.io/ios/app/pirios-eco/id820124825)
- [zeptrion](https://appshunter.io/ios/app/zeptrion/id877577147)
- [Thermostat](https://appshunter.io/ios/app/thermostat/id1004587614)
- [KNX V2](https://appshunter.io/ios/app/knx-v2/id1343197447)
- [fellerLYnk Remote](https://appshunter.io/ios/app/fellerlynk-remote/id1364852549)

All apps by Feller AG: https://appshunter.io/developer/525095492

## Related topics

[knx swiss](https://appshunter.io/ios/topics/knx-swiss) · [basic knx](https://appshunter.io/ios/topics/basic-knx)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-24.*