Twitch is a service that provides users with live streaming of virtually all video games.
Ranked in these QuestionsQuestion Ranking
Pro Watch broadcasts of top games, players and events
Pro Very stable
This app isn't reported to crash or have to be force closed
Pro Includes chat
You can chat during games or even while you aren't watching anything.
Pro You can browse by game or channel name
Con Users profiles are not viewable
Twitch has not added a profile feature yet