For instance , I 've logged more than 1,200 Foursquare check-ins , but I could n't care less about how many badges Pew : Three-quarters of U.S. smartphone owners use location-based apps . The survey also found that the majority of Americans are not aware of how their smartphones track them. Older users , those with older phones might not be using maps . Higher-income users are less likely to use place-based check-ins like Foursquare .
Pew : Three-quarters of U.S. smartphone owners use location-based apps . The survey also found that the majority of Americans are not aware of how their smartphones track them. Older users , those with older phones might not be using maps . Higher-income users are less likely to use place-based check-ins like Foursquare .