Detour - Immersive audio walks, now in 17 cities
Foursquare City Guide - Foursquare City Guide is a Free to use mobile application that will lead you to the perfect spot anytime anywhere around the world.
Guides by Lonely Planet - Explore city guides curated by experts.
Sygic Maps - The world's first online maps designed for travelers
Instalist - The most Instagrammable photo spots around the world 📸🌎
Flamyngo - Create a city guide with help of your friends.