Just like Call of Duty Ghost, even Ubisoft released a Companion app for Assassin’s Creed 4 which can be installed on your Android smartphones and tablets. This AC4 Companion app provide you several features regarding the Black Flag game such as you can now control your ships or send them on mission right from your Mobile Phone. The applications offers many more such useful features. You can now easily check mission objectives, explore maps, track your game progress, etc. Using the app you can be connected always with your friends who are playing AC4 Black Flag. Assassin’s Creed 4 Companion has pretty good compatibility as well. You can use the app connected with PC, PS3, Xbox 360, Wii U and also with next gen consoles PS4 and Xbox One. if you are playing Assassin’s Creed 4 Black Flag, this is must have application for you. It is completely free and can be downloaded in just one click from this page.