ComScore has Breaking down usage, comScore reports that two out of three US mobile subscribers sent text messages in July, up 1.4%. Handset owners are surfing the web more too, with 33.6% of people browsing the web, a 2.5% increase. More than 30% of mobile users downloaded apps, 22.3% played games, 21.8% accessed social networking sites or blogs, and 14.5% listened to music -- all of which increased or are nearly flat in change from the prior period.