Approximately 60.7 million people in the U.S. owned smartphones during the three months ending in October, up 14% from the preceding three-month period, representing one out of mobile subscribers, accodring to a new report by the comScore research group (

RIM was the leading mobile smartphone platform in the U.S. with 35.8% hare of U.S. smartphone subscribers, followed by Apple with 24.6% share (up 0.8 percentage points). Google Android saw another month of strong growth, rising 6.5 percentage points to capture 23.5% of smartphone subscribers.

Microsoft accounted for 9.7% of smartphone subscribers, while Palm rounded out the top five with 3.9%. Despite losing share to Android, most smartphone platforms continue to gain subscribers as the smartphone market overall continues to grow, according to comScore.