The Pastmapper app by DoubleDutch is the official interactive mobile companion to Pastmapper. This mobile app allows you to:
-Look back in time to view nearby locations from the past
-Post and view photos
-Update your status by checking in to historical locations
-See other user’s updates in the activity feed
-Customize your profile and interact with other users
-Learn more about the history of your neighborhood
-Earn points, badges, and prizes by checking in, commenting, and liking other user’s updates. Interact with other users and exchange knowledge about how neighborhoods have changed over time.

Explore the world of the past, climb the leaderboard, and have fun!

Currently data are only available for San Francisco, but watch for expansion to other cities soon.

In use by some of the world’s most innovative organizations, DoubleDutch apps help companies tap into mobile, social functionality to maximize employee engagement, boost productivity and create radical transparency across every line of business. Products include Flock (white-label mobile conference/event app), Hive (mobile CRM engagement app), and Pride (mobile collaboration app for business teams).