You can play Facebook's first Messenger game right, but it's a bit buggy.
YouTube, Skype and "Angry Birds Space" took the top honors in 2012, while Apple also revealed its own picks for games and apps of the year.
Facebook has announced its 25 most popular social games for 2012, with SongPop taking the No. 1 spot.
After spending $US180 million on acquiring OMGPOP in March, social gaming company Zynga looks set to write of between $US85-95 million from the deal.