Detour - Immersive audio walks, now in 17 cities
Airbnb Trips - Travel and experience trips with locals
Sygic Travel Maps - Itinerary planner for independent travelers
Party with a Local - Party with a Local is a free app that connects travelers with locals that want to party.
Foursquare 10 - Your ultimate city guide, in your pocket
Tales & Tours - The personal tour guide that fits in your pocket