Yes, both Google Meet and Flows offer a Free Trial.
Google Meet is designed for Large Enterprises, Medium Business and Small Business.
Flows is designed for Individuals, Medium Business and Small Business.
The starting price of Google Meet begins at $6/User/Month, while pricing details for Flows are unavailable.
Some top alternatives to Google Meet includes Livestorm, Whereby, Zoom, Cisco Webex Meetings, GotoMeeting, TelebuJoin, Cisco Webex Teams, BlueJeans Virtual Meetings, VideoMeet, WorkHub Connect and Zip Conferencing.
Some top alternatives to Flows includes Amazemeet, Lucid Meetings, Minute, Meetric, Tidycal, Meetgeek, Meetingbox, MeetingBest, Topicflow, Planist and sales-i.