According to the latest research released by Gartner, worldwide mobile application store download revenue reached $4.2 billion in 2009, a number that is set to grow to $6.2 billion by the end of this year. The research group claims that 2009 saw 2.5 billion app downloads, a number that Engadget used to estimate Apple’s share of the market at roughly 97.5%.
Gartner also claims that advertising-sponsored apps will generate nearly a quarter of all mobile app store revenue by 2013, a year in which the group expects overall revenue to hit $29.5 billion. Free apps are expected to account for 82% of all downloads in 2010, growing to account for 87% of downloads in 2013.
“As smartphones grow in popularity and application stores become the focus for several players in the value chain, more consumers will experiment with application downloads,” said Stephanie Baghdassarian, research director at Gartner. “Games remain the No.
