iOS passes Mac OS in Share of Web Traffic Propelled by Sales for ... By Gabe Donnini Apple sold a historic number of mobile devices in 2011. IDC reports that in 2011, Apple shipped 93.2 iPhone units and sold an impressive 40 million+ iPad units. In Q4 alone, Apple sold 17.07 million iPhones, 11.12 million iPads, 6.62 million ... Chitika Insights