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.
Quickie - 3-60 second video calls with your friends
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Messenger Video Calls - Facebook Messenger, now with HD video calls
CallKite - Your website’s video call center in just one click.