Real technology from a real estate company. That's Homesnap and it's native app, Homesnap Pro.
It's a very simple piece of magic: take a photo of a home, and using the GPS and some clever recognition, you can see all the info on that home from MLS and other data sources.
Definitely on the one-to-watch list.
Read more here: http://techcrunch.com/2014/05/16/homesnap-pro-lets-real-estate-agents-access-real-time-listing-data-on-their-smartphone/