The SDK launch, the same year after July 11,, apple APP Store ofaciifl online. July 14,, the APP Store in the application of available for download has reached 800, to 10 million times online download. January 16, 2009, digital refresh for more than 15000, and more than 500 million downloads application. On January 6, 2011 app store extended to MAC platform. APP Store platform for most of the cost less than $10, application and about 20% of application is for free download. Users buy application is the fee that pays by apple and application developers 3:7 into.a0