Foursquare - Foursquare is all about helping you find new ways to explore your city.
Calendify - Calendify is an event community where you can share, publish, and subscribe to event calendars. It helps you to stay informed about what you are interested in and what is yet to come.
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.
Upcoming.org - A simple way to share and discover interesting events
Yellow Pages - YP.com local search connects you with over 19 million local businesses.
Morse - Create, shout out, and discover nearby events in real time