Shopping from iOS vs Android

IBM Digital Analytics Benchmark - United States
"(shopping from) iOS was more than five times higher than (from) Android, driving 23 percent vs. 4.6 percent for Android. 
On average, iOS users spent $93.94 per order, nearly twice that of Android users, who spent $48.10 per order.
iOS also led as a component of overall traffic with 32.6 percent vs. 14.8 percent for Android."

Simple bottom line: people show have more money are buying more expensive devices (iOS) and buying more stuff from them...  Same is for apps, iOS users are purchasing apps, Android users not (much)... But most of popular apps are free