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
Nexto - Replace boring audio guides with games & puzzles
Foursquare 10 - Your ultimate city guide, in your pocket
WeSideTrip - Directory of unique experiences from around the world