# Xenon Smart Room Controller vs Modbus Viewer

The clearest difference is update cadence: Modbus Viewer at every 2 days against Xenon Smart Room Controller's every 7 months. Xenon Smart Room Controller's advantage is iOS requirement (8.0 vs 18.5). 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.

Xenon Smart Room Controller ships an update every 7 months, Modbus Viewer every 2 days. The most recent releases landed on October 13, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Xenon Smart Room Controller | Modbus Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/xenon-smart-room-controller/id1488802361/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 34 MB | 7 MB |
| Requires iOS | **8.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Duman Arge Bilisim](https://appshunter.io/developer/1481337771) | [Erdem Bilgicer](https://appshunter.io/developer/1824808762) |

## What reviewers say

### Xenon Smart Room Controller

[App page](https://appshunter.io/ios/app/xenon-smart-room-controller/id1488802361)

Control your home's lighting, climate, and other smart devices remotely. Activate custom scenarios with a single touch to enhance comfort and energy efficiency. This app requires the Xenon Smart Room Control-serial series Automation system to be installed in your home.

**Highlights:** Remote device control, Scenario activation, Energy efficiency management, Lighting control, Climate control, Blind and curtain control

**Features:** macOS Compatibility

**In-app purchases:** none


### Modbus Viewer

[App page](https://appshunter.io/ios/app/modbus-viewer/id6748247211)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Xenon Smart Room Controller free?

Xenon Smart Room Controller is free to download, with no in-app purchases.

### Is Modbus Viewer free?

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

### Do Xenon Smart Room Controller or Modbus Viewer have ads?

Neither Xenon Smart Room Controller nor Modbus Viewer shows ads.

### Which is updated more often, Xenon Smart Room Controller or Modbus Viewer?

Xenon Smart Room Controller ships an update every 7 months, and Modbus Viewer every 2 days. Most recently, Xenon Smart Room Controller was updated on October 13, 2026 and Modbus Viewer on October 4, 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.*