Decide what you are replacing
If you need another place to watch one film, start with that film’s viewing choices. If you need a different device app, list the features that matter: remote control, subtitles, audio, downloads, or account synchronization. A catalog alone does not provide all of them.
Compare supported platforms
A service with a suitable TV app may work better than a mobile app stretched onto a television. Check the device model and operating system alongside the price. An Android package is not a universal solution for Roku, iPhone, and computers.
Keep the film list portable in practice
Save a small selection here, then compare their availability in your country. My List is local rather than synchronized, so keep track of the title names if moving to another device. The viewing service maintains its own history and downloads.