Radar - Radar - Location sharing for friends and teams.
Foursquare - Foursquare is all about helping you find new ways to explore your city.
MarsBot - Local recommendations based on where you go. By Foursquare.
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.
WTF should I do in? - Find recommendations suggested by locals 🗺
Yellow Pages - YP.com local search connects you with over 19 million local businesses.