Daily.co for Intercom - Free video calls & screen shares embedded in Intercom
Quickie - 3-60 second video calls with your friends
Pluot Communications - Big-screen video conferencing for startups
Memento - Memories are made with Memento
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.
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.