Detour - Immersive audio walks, now in 17 cities
Sygic Travel Maps - Itinerary planner for independent travelers
YourTour - Explore user-generated immersive audio tours via your phone
Foursquare 10 - Your ultimate city guide, in your pocket
Nexto - Replace boring audio guides with games & puzzles
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.