Foursquare - Foursquare is all about helping you find new ways to explore your city.
Flamp - Reviews of companies in your city.
Tripadvisor - The Tripadvisor mobile app is available for the Android and iOS platforms. It can be used to create reviews of hotels, restaurants, and to chat with other travelers on Tripadvisor forums.
Pathshare - Pathshare is a beautiful app that helps you share your path in realtime.
Yellow Pages - YP.com local search connects you with over 19 million local businesses.
Quipster - Quipster is instant, micro-sharing for your city.