Here are seven apps that intrigued me.
: A mobile networking app (iPhone and Android) that lets you exchange virtual business cards with people, track your new introductions, and track who your new acquaintances are meeting. Runs on Android and iPhone.
: This group messaging app allows you to form a virtual, private chat room from people in your smartphone's address book. The company has apps for Android, BlackBerry, and iPhone.
: This restaurant suggestion website and iPhone app lets you take pictures of foods at restaurants and post them for the Foodspotting community. The pictures are plotted on a map.
: The app lets people share their favorite shows with their friends by taking a picture of the TV screen with their smartphone.