Amazon has released a Prime Video app for Mac that includes downloads, AirPlay, and other features.
As they say, better late than never: Amazon has released a Prime Video app for macOS, which can be downloaded for free from the Mac App Store. Offline downloads are supported by Prime Video for Mac, and you can choose your preferred video quality for both regular streaming and downloads. (When streaming, Amazon estimates 5.8GB of data usage per hour at the "best" setting.) The figure for downloads is slightly lower, with Amazon quoting 2.9GB per hour of video downloaded.) When...