Many of us are letting our smartphones use location information to do more and more things, but most of us have yet to adopt or embrace "geosocial" services like Foursquare. A new report from the Pew Internet & American Life Project says that 74 percent of smartphone owners "get real-time location-based information," but only 18 percent use a service to check into "certain locations or share their location with friends."

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"Among smartphone owners, younger adults are more likely than older adults to use both location-based information services and geosocial 'check-in' services," Pew said in the report.

"We’ve watched mobile phones become increasingly entwined in people’s everyday activities, and location-based services are an important part of that," said Kathryn [Z]ickuhr, author of the report, in a statement.

"It’s fascinating to watch how quickly smartphones owners are incorporating this type of real-time, location-specific information in their lives."

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