Foursquare - Foursquare is all about helping you find new ways to explore your city.
Wayward - Track and share your adventures
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.
Foursquare Trip Tips - Collect and share travel recommendations from friends.
Yellow Pages - YP.com local search connects you with over 19 million local businesses.
Couchers - Less scrolling more watching.