# eModul vs i3 KNX

The clearest difference is review sentiment: eModul at 10% against i3 KNX's 0%. eModul also leads on 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.

eModul ships an update every 3 months, i3 KNX every 2 months. The most recent releases landed on June 9, 2026 and June 25, 2026 respectively.

## The numbers

| Metric | eModul | i3 KNX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (2 ratings)](https://appshunter.io/ios/app/emodul/id1155426727/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **10.1% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 8 MB | 53 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TECH STEROWNIKI SP Z O O SPOLKA KOMANDYTOWA](https://appshunter.io/developer/1155426726) | [iRidium Ltd.](https://appshunter.io/developer/1050642680) |

## What reviewers say

### eModul

[App page](https://appshunter.io/ios/app/emodul/id1155426727)

Control your home heating systems remotely using your iOS device. This application provides direct access to heating systems manufactured by TECH Sterowniki.

**Highlights:** Remote heating system control, iOS device compatibility, Direct access to TECH Sterowniki systems

**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 eModul free?

eModul 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 eModul or i3 KNX have ads?

Neither eModul nor i3 KNX shows ads.

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

eModul ships an update every 3 months, and i3 KNX every 2 months. Most recently, eModul was updated on June 9, 2026 and i3 KNX on June 25, 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.*