Process Magic is the command-line tool to Hide any Windows application or launch new application in Hidden or Invisible mode.
In addition to hiding any Windows process, it also allows you to Unhide any previously Hidden application.
Note that it hides the application by hiding its main window. So it will be seen in Task Manager or any process listing tools.
It will be ideal when you want to hide your application from other users to prevent it from being killed or just run a process in the background silently.
Being command-line tool makes it easy to use in your automation scripts and also suitable to operate on other systems remotely.