Traveler Buddy - Travel Itinerary Management.
Swarm - Swarm lets you earn prizes and compete with friends based on the places you go.
Sygic Travel Maps - Itinerary planner for independent travelers
Arc App - AI powered location tracker
Wanderlog - Collaborative travel planner with combined itinerary and map
Foursquare - Foursquare is all about helping you find new ways to explore your city.