FWIW, the Google Play Movies (yes, the app on Android) provide an aggregated search based on the service you subscribed to. You can simply filter free TV/movie

FWIW, the Google Play Movies (yes, the app on Android) provide an aggregated search based on the service you subscribed to. You can simply filter free TV/movie to see what's available to you, so you don't need to deal with 5 apps if you have 5 services.