The Apple iPhone 5 event is going live with Tim Cook. The iOS keynote by Scott Forstall who says iOS is now the number one mobile operating system, 43 percent compared to Android’s 33 percent as of the July ComScore number Apple is quoting.
More than 500,000 apps in the App Store, 140,000 are specifically for the iPad. "That gives anyone who owns an iPad a better experience. All of this together makes the App Store the number one store for mobile apps."
Around 18 billion apps have been downloaded up till which says approx one billion download every month.