# ThinKnx vs i3 KNX

The clearest difference is device support: i3 KNX at 3 against ThinKnx's 1. ThinKnx's advantage is iOS requirement (9.0 vs 11.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 2, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ThinKnx | i3 KNX |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 93 MB | 53 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LuForLu](https://appshunter.io/developer/417257625) | [iRidium Ltd.](https://appshunter.io/developer/1050642680) |

## What reviewers say

### ThinKnx

[App page](https://appshunter.io/ios/app/thinknx/id513721292)

**Features:** macOS Compatibility

**In-app purchases:** none


### i3 KNX

[App page](https://appshunter.io/ios/app/i3-knx/id1497857592)

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:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ThinKnx free?

ThinKnx 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 ThinKnx or i3 KNX have ads?

Neither ThinKnx nor i3 KNX shows ads.

### Which is updated more often, ThinKnx or i3 KNX?

ThinKnx ships an update every 2 months, and i3 KNX every 2 months. Most recently, ThinKnx was updated on October 2, 2026 and i3 KNX on October 16, 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.*