By April 2015 , only 2.83 million ( 1.5 % ) of the 188.6 million smartphone users in the United States were running BlackBerry compared to 81.29 million ( 43.1 % ) on an iPhone. Google 's Android mobile operating system , running on hardware by a range of manufacturers including Sony , Motorola , HTC , Samsung , LG and many others ramped up the competition for BlackBerry .
Before March 2015 , more than 1.65 % of smartphone users in the United States were running BlackBerry .