Visit a City - Create your personal travel guide
Extravaganza - Airbnb for live entertainment!
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.
Seatify - Reserve a seat at cafe & office from people there
Flamyngo - Create a city guide with help of your friends.
Guestlist - Market events online, accepting registrations & ticket sales