Yes, both Google Calendar and Paymo offer a Free Trial.
Google Calendar is designed for Large Enterprises, Medium Business and Small Business.
Paymo is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
The starting price of Paymo begins at $4.95/User/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 Paymo includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Wrike, TeamGantt, monday.com, Asana, Teamwork, ProjectManager.com, Microsoft Project, ProWorkflow, VisionProject, Quick Base, Height and Project Insight.