Yes, you can. But there won't be any communication with equipment: you will not be able to send commands to controllers and receive feedback. The other functions (graphics, navigation, interface scripts) will work.
Yes, you can. In order to do that you need to set up the router and the client application. See more information here.
At the moment iRidium works on the following OS:
Support of other OS (Windows Phone 8, Windows RT, Linux, ...) is not planned in the nearest future. Information about support of new systems will be published on the company information resources.