# nomos system vs KNX V2

The clearest difference is update cadence: nomos system at weekly against KNX V2's every 4 months. KNX V2's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

nomos system ships an update weekly, KNX V2 every 4 months. The most recent releases landed on September 16, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | nomos system | KNX V2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/nomos-system/id1314397293/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | Free | — |
| Size | 57 MB | 56 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [nomos system](https://appshunter.io/developer/589322958) | [Feller AG](https://appshunter.io/developer/525095492) |

## What reviewers say

### nomos system

[App page](https://appshunter.io/ios/app/nomos-system/id1314397293)

Unify your smart home devices from various manufacturers into a single, intuitive application. Control lighting, climate, security, and more, regardless of brand or location, with this comprehensive IoT platform.

**Highlights:** Universal device compatibility, Control smart home products, IoT platform for automation, Supports multiple protocols, Voice service integration, Remote access

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### KNX V2

[App page](https://appshunter.io/ios/app/knx-v2/id1343197447)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is nomos system free?

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

### Is KNX V2 free?

KNX V2 is free to download, with no in-app purchases.

### Do nomos system or KNX V2 have ads?

Neither nomos system nor KNX V2 shows ads.

### Which is updated more often, nomos system or KNX V2?

nomos system ships an update weekly, and KNX V2 every 4 months. Most recently, nomos system was updated on September 16, 2026 and KNX V2 on August 27, 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.*