Still not working on 3 iOS device
Tired this app on multiple device no good!
Not Working
This worked ok but then stopped after lastest IOS update - still not fixed as of May 2022. Come on Siemens - we expect better!

Remotely operate and monitor industrial HMI systems from your mobile device. Access operator stations, view system layouts, and interact with hardware buttons via touch input. Supports various SIMATIC HMI systems and offers both view-only and coordinated operation modes.
1.3.1
February 4, 2026
Support for WebClient on Unified Panels Support for WebView-based access to legacy webpages users to View of Things(VoT)
Sm@rtClient is available for iPhone and iPad devices. It is designed to work with SIMATIC HMI Comfort Panels, SIMATIC WinCC Runtime Advanced, SIMATIC Unified Panels, and PLCs.
Sm@rtClient supports coordinated operation, ensuring that only one user has control at a time. This means either the operator station with Sm@rtServer or the Sm@rtClient app can be in active control.
Yes, Sm@rtClient mirrors the complete device layout, including functional hardware buttons. You can interact with these buttons via touch input on your mobile screen.
In 'View only' mode, you can passively monitor the HMI screen. 'Coordinated operation' allows for full, active control of the system, with the app acting as a remote control.
The latest version of Sm@rtClient is 1.3.1, released on 2024-06-26. The app was last updated on 2026-02-04, indicating a recent update.
No, Sm@rtClient does not contain advertisements. The app is free to download and use without any ad interruptions.
Sm@rtClient has an age rating of 4+. This indicates it is suitable for users of all ages and does not contain content that is inappropriate for children.
The app supports easy connection setup through automatic HMI panel detection. You can also enable Sm@rtServer functionality with a single mouse click in the device's configuration settings.