# Brelag Assistant vs KNX V2

The clearest difference is update cadence: KNX V2 at every 4 months against Brelag Assistant's every 58 months. Brelag Assistant's advantage is iOS requirement (12.0 vs 15.0). 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.

Brelag Assistant ships an update every 58 months, KNX V2 every 4 months. The most recent releases landed on October 5, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Brelag Assistant | KNX V2 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 58 months | **Every 4 months** |
| Size | 12 MB | 56 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Brelag Schweiz AG](https://appshunter.io/developer/1243505399) | [Feller AG](https://appshunter.io/developer/525095492) |

## What reviewers say

### Brelag Assistant

[App page](https://appshunter.io/ios/app/brelag-assistant/id1243505400)

**Features:** macOS Compatibility

**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 Brelag Assistant free?

Brelag Assistant 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 Brelag Assistant or KNX V2 have ads?

Neither Brelag Assistant nor KNX V2 shows ads.

### Which is updated more often, Brelag Assistant or KNX V2?

Brelag Assistant ships an update every 58 months, and KNX V2 every 4 months. Most recently, Brelag Assistant was updated on October 5, 2026 and KNX V2 on October 12, 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.*