Zoom - Equip your team with tools designed to collaborate, connect, and engage with teammates and customers, no matter where you’re located, all in one platform.

Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.

Arvia for Slack - Start quick video calls in Slack channels.

Eventbrite - Discover Great Events or Create Your Own & Sell Tickets

Moon Dialer - Use free voip & wifi calling app for unlimited international calling. Moon Dialer is one stop solution for call recording, call scheduling and call forwarding.

Bigtent - BigTent is a web-based organization and communication portal for groups.