FlexiSPY - FlexiSPY is the original "phone spy" software - it's been on the market since 2005.
Ring4 Meeting - Dead simple video conferencing - free, in browser
Spyera - Spyera is the name of an undetectable tracking and monitoring application that offer its users the comprehensive set of tools for remote monitoring and tracking of any smartphone.
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.
MobiStealth - MobiStealth is the name of a most comprehensive smartphones monitoring application for monitoring and tracking the mobile phones of all types from an internet enabled computer.
openmeet - Account free video conferencing with a rooms component that lets you use VC within a physical meeting room. The server can also be hosted in your own cloud for extra privacy/security.