Zoom vs RingCentral

Webex

Ex Cisco Webex Teams (Enterprise)

GoToMeeting

Video Conferencing

Discord

A modern service for group voice, video, and text communication

GoToWebinar

Online webinar & virtual conference platform

Skype

Communication solution with voice, video, messaging, and file transfer

Google Voice

Telephony

Dialpad

Contact Center as a Service

Aircall

Cloud-based call center software for customer-centric teams

MightyCall

A cloud-based virtual telephony system for small and medium businesses

Microsoft Teams

Online service for video and web conferencing, meetings, calls, and collaboration from Microsoft