Kiwi.com - Find and book the best low-cost flights all around the world
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.
Flymble LIVE - Book a flight for 1/10 of the cost upfront.
Sygic Travel Maps - Itinerary planner for independent travelers
LuckyTrip - A trip in one tap. The easiest way to find great trips.
Flamyngo - Create a city guide with help of your friends.