Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Funnster - The best way to get together with your friends and family
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Circus - Fastest way to see who's going out and where they are going
Bylde - Bylde is a SaaS platform you can use to Start, Manage and Grow your groups and communities.
Gmail - Gmail is available across all your devices Android, iOS, and desktop devices. Sort, collaborate or call a friend without leaving your inbox.