Yes, lots of services do. Apple is unique though in that a purchase entitles you to all versions of a film, including future versions. I bought 3:10 to Yuma on

Yes, lots of services do. Apple is unique though in that a purchase entitles you to all versions of a film, including future versions. I bought 3:10 to Yuma on iTunes in 2008 and I can watch it in 4K/HDR today without spending another cent. I still prefer buying and ripping Blu-Rays though.