Stay.com, which was named one of TIME Magazine’s Top 50 websites in 2010, offers a new collaborative travel app that allows users to navigate a ‘city in their pocket’ by downloading their own guides for use offline, saving on international data charges. Each combines advice from Stay.com’s international travel experts, partner sites, input from fellow travelers and friends and users’ own preferences. The Stay.com app can be downloaded free from the Apple App Store, Google Play and www.stay.com.