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.
Scavenger - An augmented reality scavenger hunt for cash prizes
Sygic Travel Maps - Itinerary planner for independent travelers
Gift Hunt for WordPress - Online treasure hunt on your WordPress site
Flamyngo - Create a city guide with help of your friends.
Scavengar for iOS - Amped Labs UG limited liability .