Yes, both Unytalk and Zoom offer a Free Trial.
Unytalk is designed for Medium Business and Small Business.
Zoom is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Unytalk Starts at $15.94/User/Month whereas for Zoom Starts at $12.49/Month when Billed Yearly.
Some top alternatives to Unytalk includes Zoom, TelebuJoin, DialTM, Airtable, ClickUp, Medici, Superpro.ai, VideoMeet, WorkHub Connect, SimpleLive and DrCare247.
Some top alternatives to Zoom includes Livestorm, Cisco Webex Meetings, Google Meet, GotoMeeting, Cisco Webex Teams, BlueJeans Virtual Meetings, VideoMeet, Jitsi Meet, Video Window and Zip Conferencing.