What are some alternatives?
When comparing Playfire and Gamefly, you can also consider the following products
Gaikai - Gaikai is a company which provides technology for the streaming of high-end video games.
StreamMyGame - With close proximities to OnLive, StreamMyGame doesn’t work like it, but it allows users to play whether Windows-based games they have on their systems from anywhere in the world on their Windows as well as on Linux system.
Vapor — LÖVE Distribution Client - Vapor is a client for installing video games made with the game engine LÖVE.
Moonlight Game Streaming - Moonlight allows you to stream your collection of games from your GameStream-compatible PC to any...
Nvidia Grid - Amazing gaming. Anywhere.
GamingAnywhere - GamingAnywhere is an open framework, as in a segment of the video gushing pipeline can be effortlessly supplanted by another part actualizing an alternate calculation, standard, or convention.