The majority of mobile subscribers in the United Stated now own a smartphone according to the latest numbers from Nielsen. The research firm found that 50.4% of all U.S. mobile subscribers owned smartphones in March, up from 47.8% in December 2011. Consumers purchasing new phones picked smartphones more often than featured phones, with Apple called the top manufacturer and Android as the top platform. During the first quarter of 2012, 48% of smartphone owners had an Android-powered device, while 32% of devices ran iOS and 11.6% were on the BlackBerry platform. The dated Windows Mobile OS owned a 4.1% share of the market, ahead of Windows Phone at 1.7%.