Yes, both Google Calendar and ClickMeeting offer a Free Trial.
Google Calendar is designed for Large Enterprises, Medium Business and Small Business.
ClickMeeting is designed for Large Enterprises, Medium Business and Small Business.
The starting price of ClickMeeting begins at $25/Month when Billed Yearly, while pricing details for Google Calendar are unavailable.
Some top alternatives to Google Calendar includes Appointy, Calendly, Cogsworth, Scedule, Book Like A Boss, Meetin.gs, Calendar.AI, EasyCalendar, Office Tracker, MeetingPlanner.io, DaySchedule, Fantastical Scheduling and Calendar.
Some top alternatives to ClickMeeting includes Zoho Meeting, GoToWebinar, EasyWebinar, LiveWebinar, ezTalks Webinar, Zoom Video Webinar, WebinarGeek, webinar.net, Anymeeting Webinars and WebinarJam.