Developers tap into device's screen size
ZipRealty, Trulia score poorly on reliability
The world is an increasingly mobile place
Product manager details search engine giant's latest intiatives
HUD.gov, HomeAway.com rejoin list, too
Zillow to manage for-sale listings
MSN Real Estate, Trulia also move up on Hitwise list
Supply overhang will prolong slump, say economists
App also rolls out new search features
Property search, neighborhood info, loan calculator among those featured
Threewide report includes Cyberhomes, Google Base, Trulia, Zillow, among others
Rentals.com, RE/MAX rise in Hitwise rankings
Zillow predicts slow housing recovery
Property search function common among most popular apps
Sites judged on content, navigation, aesthetic