Showbox is one of a popular android app to stream thousands of movies and tv episodes for free on your Smartphones, PC, Computer, and other Android devices and media players. It was basically designed for Smartphones and Android OS to stream HD movies and tv shows for free. But after getting a good success, it was converted for all the media devices and operating systems also.
Are you using a Roku Stick or Fire TV, yes you can also download and install Showbox App on your media streaming player. It brings so much entertainment for you directly on your television after Setup your Roku, Firestick, Chromecast, or other devices you are using.