I made a spreadsheet of all the TV Everywhere apps and if they're on the major four devices ( Fire TV, Apple TV, Roku, Xbox One.) : r/cordcutters
PIX11+ is now available on Roku, Fire TV, and Apple TV
DirecTV Now review: Live TV streamer is stronger on channels, weaker on DVR - CNET
Apple TV App for Android TV & Google TV No Longer Allows Movie Rentals and Purchases
An early release of DIRECTV NOW available on the Roku platform
DIRECTV STREAM Apps How to Watch DIRECTV STREAM
DIRECTV Customers Can Now Watch on Google TV™ and Other Android TV™ OS Devices
DIRECTV STREAM Apps How to Watch DIRECTV STREAM
Want to search across all of your streaming channels? These two apps can help