# HMI vs Easy KNX

The clearest difference is price: HMI at Free against Easy KNX's $24.99. HMI also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (11.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

HMI is free to download; Easy KNX costs $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.

HMI ships an update every 3 weeks, Easy KNX every 3 months. The most recent releases landed on October 1, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | HMI | Easy KNX |
| --- | --- | --- |
| Price | **Free** | $24.99 |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/easy-knx/id1273607490/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 95.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | — | Free |
| Size | 17 MB | 34 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [HMI Master](https://appshunter.io/developer/1458107961) | [Mauricio Domenech](https://appshunter.io/developer/990988048) |

## What reviewers say

### HMI

[App page](https://appshunter.io/ios/app/hmi-app/id827109131)

**Features:** macOS Compatibility

**In-app purchases:** none


### Easy KNX

[App page](https://appshunter.io/ios/app/easy-knx/id1273607490)

Control your KNX smart home system directly from your mobile device. This app allows for quick and easy management of your entire KNX installation without needing extra hardware, only a KNX gateway.

**Highlights:** Manage KNX installations, No extra hardware needed, Create floors and rooms, Add and test controls, Requires KNX/IP Gateway

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is HMI free?

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

### Is Easy KNX free?

Easy KNX costs $24.99, with no in-app purchases.

### Do HMI or Easy KNX have ads?

Neither HMI nor Easy KNX shows ads.

### Which is updated more often, HMI or Easy KNX?

HMI ships an update every 3 weeks, and Easy KNX every 3 months. Most recently, HMI was updated on October 1, 2026 and Easy KNX on October 19, 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.*