Visit a City - Create your personal travel guide
Pogoseat - Pioneers of the in-event seat upgrade technology and Text-to-Buy mobile ticketing soltutions.
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.
Eventzilla - Eventzilla lets you sell tickets online and manage attendees from one integrated application.
Flamyngo - Create a city guide with help of your friends.
Guestlist - Market events online, accepting registrations & ticket sales