Pushbullet - Pushbullet - Your devices working better together
Stork.ai - AI-Based Collaboration for Hybrid Teams. Rich media messaging, advanced video and voice conferencing, auto-transcribing and screen sharing. Serendipitous meetings at the water-cooler with your human and AI teammates.
Pushover - Real-time notifications on your Android, iPhone, iPad, and Desktop
Ring4 Meeting - Dead simple video conferencing - free, in browser
QPush - QPush is a free service that lets you easily push text and links from PC to iPhone.
Suttna - Keep every team member in the loop