63% of iPhone Owners Use Apple Maps Says Comscore

Comscore has just released data on U.S. smartphone market share for the three months ending in September, 2013.  According to my calculations, the report shows that 63% of people with iPhones (or 38 million people) use the Apple Maps app.  Here’s how I got the numbers: Comscore Smartphone Subscriber Market Share Data September 2013: According to …