Daily.co for Intercom - Free video calls & screen shares embedded in Intercom
OBS Studio - Free and open source software for video recording and live streaming for Mac, Windows and Linux.
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.
Snagit - Screen Capture Software for Windows and Mac
Got A Minute? - Messaging app that limits conversations to 1 minute
BandiCam - Bandicam is a screen recording platform built to accommodate the needs of a wide variety of different users.