# sCS commissioning vs X

The clearest difference is update cadence: X at every 5 days against sCS commissioning's every 3 months. X also leads on iOS requirement (9.0 vs 15.6). 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.

sCS commissioning ships an update every 3 months, X every 5 days. The most recent releases landed on October 5, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | sCS commissioning | X |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 45 MB | 43 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tridonic](https://appshunter.io/developer/959827274) | [XAL GmbH](https://appshunter.io/developer/366828058) |

## What reviewers say

### sCS commissioning

[App page](https://appshunter.io/ios/app/scs-commissioning/id1460252801)

This app simplifies the setup and configuration of a DALI-2 based lighting control system. It allows users to create lighting projects, connect to system components, plan luminaire placements, and define desired functions, including dynamic time-based lighting.

**Highlights:** Intuitive commissioning of lighting systems, DALI-2 based scalability, Support for Tunable White and dynamic lighting, Bluetooth offline functionality, Drag-and-drop planning, PIN-protection for projects

**Features:** Vision Pro support

**In-app purchases:** none


### X

[App page](https://appshunter.io/ios/app/x-talk/id1488729494)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is sCS commissioning free?

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

### Is X free?

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

### Do sCS commissioning or X have ads?

Neither sCS commissioning nor X shows ads.

### Which is updated more often, sCS commissioning or X?

sCS commissioning ships an update every 3 months, and X every 5 days. Most recently, sCS commissioning was updated on October 5, 2026 and X on October 26, 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.*