Smartphone owners love shopping with apps – use them on average 17x month

From the Nielsen Wire: …Nearly half of American smartphone owners (47%) used shopping apps in June 2012, according to Nielsen. ¬†Overall, 45 million smartphone owners used apps in the Shopping/Commerce category, accessing shopping apps 17 times on average during June 2012.     More analysis: eBay, Amazon, and Groupon dominate with 60% of all uniques. …