inviita - inviita is a free app that instantly creates tours that match your mood, in any city in the world.
Travellar - A social travel app
Hometown Tourist - Local recommendations to discover the best of the city
RoomForTea - A female-friendly housing network in London, UK.
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.
Magpie - Female travelers club - meet women like you when you travel