Nightler - Find the people. Live the night.
TransSee - Real time transit prediction and bus tracker web app.
Party with a Local - Party with a Local is a free app that connects travelers with locals that want to party.
Citymapper - The ultimate transport app - iPhone / Android / Web.
Discotech - Opentable for nightlife. Tickets, guest lists, and VIP.
TransLoc - TransLoc is a mobility and fleet tracking application that helps you to access hustle-free transportation by allowing you to know the best transportation facilities near your area.