The mobile industry has billions of customers; however, only a fraction are smart phone users—somewhere in the couple million range. It used to be that Apple was the dominate player, but now we have Android, Blackberry, and Microsoft all fighting for market share in this booming industry. And why is that? Because of the apps man. Mobile applications have created a new economy with initial download fees, in-app purchases, advertising revenue, and more. Let’s take a look at these different app markets and how they stack up in this infographic.