Headout - Explore and book the top attractions, sightseeing tours, events and things to do in your city. Get exclusive discounts and priority access with Headout.
Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Zonder - An app that gamifies traveling
Event Hunt - Startups and Tech Events Curated By Locals
GetYourGuide - Get tickets to the most popular attractions while travelling
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets