1
IPHONE AND IPAD. GET IT ON THE APP STORE.
2
ANDROID PHONE AND TABLET. GET IT ON GOOGLE PLAY.
3
ROKU. GET IT ON ROKU PLAYERS & TV.
4
APPLE TV. GET IT ON THE APP STORE.
5
ANDROID TV. GET IT ON GOOGLE PLAY.
6
AMAZON FIRE TV. GET IT ON AMAZON.
F12 is an all in one developer toolbox. It tries to give you all the tools that you need as a developer.