The number one game in the app chart Draw Something has been sold to a rival company six weeks after it was launched. The sketching game by company OMGPOP is currently top spot in the Apple and Android charts in 84 countries. US company Zynga is reported to have paid $200m (£120m) for the app. No official figure has been released. Players draw images on their mobiles or tablets competing against each other, guessing what the pictures are from clues. Head of Zynga Mark Pincus said in a statement: "The OMGPOP team has created a game that's fun and expressive."