Rover: Engage and Monetize Your Fanbase. Deliver brilliant, personalized fan experiences to the right fan, at the right time. Use the Rover iPhone or iPad Preview apps to open Rover Experiences that you've designed using the Rover Mac app on your mobile phone. Simply open your .rover file to preview your experience. This is *not* a web view: your experience will render with native iOS UIājust like it will in your app. Design, build, prototype & deliver mobile experiences into your app faster than ever; without developer involvement.