Comparison

KNX V2 vs i3 KNX

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

KNX V2

Features
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With the updated Feller KNX app, lighting, blinds, climate control, and other functions can be conveniently operated via smartphone or tablet. Thanks to the new, intuitive design and customizable optionsβ€”such as renaming functions or choosing symbolsβ€”the app offers flexible usability. Switching between favorites, rooms, scenes, and automations ensures quick and easy navigation. In residential settings, the KNX app serves as a remote control for managing functions in individual rooms or entire sections of a building. In offices, meeting rooms, or training spaces, the new KNX app can be used in combination with a tablet for convenient control during presentations. Your benefits: β€’ Presence simulation deters burglars before they act. β€’ The timer function allows time-based control of devices. β€’ With the smart button function, KNX switches can trigger app scenes. β€’ Supports user rights management as defined by the system integrator, allowing different permissions for individual users. β€’ Integration of the Solar Manager widget is possible. β€’ Data export and import functionality. β€’ Switch between different installations via the menu (e.g., apartment / holiday home). β€’ Live visualization provides real-time overview of window states, room temperatures, and operating modes. For more information about the KNX app or the KNX/App Interface V2, please contact your electrical installer or visit our website at feller.ch/knx. Note: This app is compatible with the KNX/App Interface V2, article number: 36141-00.REG.

About

i3 KNX

Control your KNX smart home, office, or hotel automation system from a single interface. Integrate cameras, intercoms, and multimedia for comprehensive management. Create timers, schedules, and utilize voice control for seamless automation.

Highlights
  • KNX system integration
  • Camera and intercom integration
  • Timer and schedule creation
  • Voice control capabilities
  • Secure remote access
  • Fast project setup
Features
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i3 KNX is an app to control KNX Home Server, a home automation server, that controls smart home, office and hotel or another automation object based on KNX system. i3 KNX allows to integrate control of KNX professional automation systems cameras, SIP intercoms and multimedia in one app and one interface. Main capabilities of KNX Home Server: 1. Integration with KNX. 2. Fast project creation. 3. Secure remote control. 4. Integration with cameras, intercom. 5. Creating timers and schedules. 6. Voice control. We'll gladly answer your questions, if you send them to support@iridiummobile.ru

Screenshots

KNX V24 screens
i3 KNX4 screens

Verdict

The call

The clearest difference is update cadence: i3 KNX at every 2 months against KNX V2's every 4 months. i3 KNX also leads on iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

UpkeepUpdate frequency

KNX V2 ships an update every 4 months, i3 KNX every 2 months. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

Scorecard2 real differences Β· 6 level
KNX V2 versus i3 KNX: the parameters behind the verdict, then further details
ParameterKNX V2i3 KNX
PriceFreeFree
Positive reviewsβ€”0.0% of reviews
Update frequencyEvery 4 monthsEvery 2 months β€” better
AdsNoNo
In-app purchasesNoNo
Monetizationβ€”Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.011.0 β€” better
Further details β€” not scored
Size56 MB53 MB
Age rating4+4+
DeveloperFeller AGiRidium Ltd.

In-app purchases

None

KNX V2

No in-app purchases

None

i3 KNX

No in-app purchases

Questions

Is KNX V2 free?
KNX V2 is free to download, with no in-app purchases.
Is i3 KNX free?
i3 KNX is free to download, with no in-app purchases.
Do KNX V2 or i3 KNX have ads?
Neither KNX V2 nor i3 KNX shows ads.
Which is updated more often, KNX V2 or i3 KNX?
KNX V2 ships an update every 4 months, and i3 KNX every 2 months. Most recently, KNX V2 was updated on October 12, 2026 and i3 KNX on October 16, 2026.

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