According to comScore, for the three-month average period ending in August, 234 million Americans (74.5%) age 13 and older used mobile devices. Samsung ranked as the top OEM with 25.7% of U.S. mobile subscribers, followed by LG. Apple continued to inch closer to the #2 ranking, followed by Motorola. Top Mobile OEMs (3 Month Average; Total U.S. Mobile Subscribers Ages 13+) Share (%) of Mobile Subscribers May-12Aug-12Point ChangeTotal Mobile Subscribers100.0%100.0%N/A Samsung 25.7% 25.7% 0.0 LG 19.1% 18.2% -0.9 Apple 15.0% 17.1% 2.1 Motorola 12.0% 11.2% -0.8 HTC 6.1% 6.3% 0.2 Source: comScore MobiLens, October 2012 116.5 million people in the U.S. owned smartphones during the three months ending in August, up 6% versus May. Google Android ranked as the top smartphone platform, while Apple’s share increased 2.4 percentage points. Top Smartphone Platforms (3 Month Average Total U.S. Smartphone Subscribers Ages 13+ ) Share (%) of Smartphone Subscribers May-12Aug-12Point ChangeTotal Smartphone Subscribers100.0%100.0%N/A Google 50.9% 52.6% 1.7 Apple 31.9% 34.3% 2.4 RIM 11.4% 8.3% -3.1 Microsoft 4.0% 3.6% -0.4 Symbian 1.1% 0.7% -0.4 Source: comScore MobiLens, October 2012 In August, 75.6% of U.S. mobile subscribers used text messaging on their mobile device. Downloaded applications were used by 53.4% of subscribers, while browsers were used by 52%. Accessing of social networking sites or blogs increased 1.6 percentage points. Game-playing was up 0.5 percentage points. Mobile Content Usage (3 Month Average Total U.S. Mobile Subscribers Ages 13+) Share (%) of Mobile Subscribers May-12Aug-12Point ChangeTotal Mobile Subscribers 100.0%100.0%N/A Sent text message to another phone 74.8% 75.6% 0.8 Used downloaded apps 51.1% 53.4% 2.3 Used browser 49.8% 52.0% 2.2 Accessed social networking site or blog 36.7% 38.3% 1.6 Played Games 33.5% 34.0% 0.5 Listened to music on mobile phone 27.0% 28.3% 1.3 Source: comScore MobiLens, October 2012 At the same time, Comscore released a study finding that Instagram attracted an average of 7.3 million daily users in the US via mobile device in August 2012, surpassing the 6.9 million who visited Twitter via mobile device. This figure is a nearly tenfold increase from six months earlier. Average Daily US Visitors To Twitter and Instagram (x000) Social MediumMarch, 2012May, 2012August, 2012 Twitter 5,529 5,722 6,868 Instagram 886 1,878 7,302 Source: comScore Mobile Metrix 2.0, October 2012For additional information from comScore, please visit here.