Watch a game on TV and play along against other players by trying to predict the next play. Users can follow professional or college games. Points are awarded for each correct play called, as well as consecutive correct calls.

John Cook has the details on investors, which include HRJ Capital (partners include Hall of Fame football players Ronnie Lott and Joe Montana, and former San Francisco 49ers offensive lineman Harris Barton), Bob Whitsitt, Paul Abramowitz and Bill Savoy.