This research overviews the Market Share of Windows Mobile OS, Google Smartphones, Apple Mobile Phone and other Mobile Phone products in United States between the quarters 2014 Q1 to 2014 Q4. In the last period, 2014 Q4, the largest presented item is Apple Mobile Phone with Market Share of 52.08%. The fastest growing participant in our report is Samsung Mobile Phone with 21.55% growth in Market Share over 4 quarters between 2014 Q1 to 2014 Q4. The topic that suffers from the biggest downturn is Windows Mobile OS with 7.41% decline over the same period. This report is based on data published by StatCounter