The document summarizes the future of mobile application storefronts. It predicts that smartphone sales will grow significantly between 2009 and 2013, driving growth in the mobile applications market from $4.66 billion in 2009 to $16.60 billion in 2013. It states that mobile operators will need to adopt dual app store strategies using both app stores and browser-based stores to address fragmentation and better serve the mass market. It also anticipates that Apple will face increasing competition from alternative app store providers as operators introduce multichannel app store strategies.