I'm running jellyfin server on an old NUC (but you can use any piece of hardware or even your main computer). My android and iOS devices (including 2 TVs) have

I'm running jellyfin server on an old NUC (but you can use any piece of hardware or even your main computer). My android and iOS devices (including 2 TVs) have the jellyfin client. I can watch movies/TV shows anywhere and resume on another device anytime.