Foursquare - Foursquare is all about helping you find new ways to explore your city.
Talon for Twitter - Elegantly designed, ad-free Twitter experience for Android
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.
Janetter - Janetter is a Twitter client application. Faster, smarter, and more powerful.
Yellow Pages - YP.com local search connects you with over 19 million local businesses.
Echofon for Twitter - Download Echofon apk 3.1.3.3 for Android. Echofon for Android - A super clean Twitter app