Realtor.com has updated its app for Apple mobile devices to allow users in some markets to search for recently sold homes and listings with price reductions, and to identify listings that have been through the foreclosure process.Realtor.com operator Move Inc. said it plans to launch a new "HyperSocial" agent search tool to connect consumers with participating agents based on shared connections during the second quarter of 2012.The latest Realtor.com iOS real estate search app is compatible with iPad, iPhone and iPod touch devices running iOS 4.0 or higher.In markets where multiple listing services are providing such data to Realtor.com, the app shows recently sold listings and recent price reductions."Not all, but a significant number of markets and listings are covered,&qu...