Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Triip.me - The happiest way to travel in 227 countries
Partle - Revolutionizing the way people get together
Rally by Eventbrite - Find the best local events and rally your friends to join
Velcome - Get Price quotations for tour activities in Zanzibar delivered to your inbox in minutes
Klook - Discover & book amazing experiences at exclusive prices