2B LOCAL - Social travel & lifestyle app with tips by friends & locals
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.
FoodieTrip - Helping travelers eat like locals everywhere
NetBuddy - Netbuddy is a virtual network operator for a mobile device.
Party with a Local - Party with a Local is a free app that connects travelers with locals that want to party.
Wikivoyage - the free worldwide travel guide that anyone can edit.