Daily.co for Intercom - Free video calls & screen shares embedded in Intercom
TeamLink - TeamLink is one of the leading and sumptuous solutions that is making web and video meetings extremely easy and efficient.
Pluot Communications - Big-screen video conferencing for startups
Google Duo - Google's answer to Facetime, high-quality video calling on iOS and Android.
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.
Around - Find people to hang out with.