Remote Touchpad is an open-source utility allows to remote control the mouse and keyboard connected to your computer from the web browser of a smartphone or any other device with a touchscreen.
Remote Touchpad supports Flatpak’s RemoteDesktop portal (experimental), Windows and X11.
Simply run the utility on your machine. It outputs an URL along with QR code in a terminal window. To take control open the displayed URL or scan the QR code in your phone.
The utility is available as Snap package. You can simply search for and install remote touchpad
in Ubuntu Software:
It also available to install via Flatpak package, see the Flathub repository.
Once installed, launch the utility from your system application menu.
Then go to the displayer URL or scan the QR code in your phone and enjoy!