Yes, both Hupport and Calendly offer a Free Trial.
Hupport is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Calendly is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
The starting price of Calendly begins at $8/User/Month when Billed Yearly, while pricing details for Hupport are unavailable.
Some top alternatives to Hupport includes Appointy, Calendly, Square Appointments, Cogsworth, OpusTime, Book Like A Boss, Scheduly, SnapAppointments, Online Appointment Scheduler, ClickBook, Appointmind, Web-appointments and i-Scheduling for Appointments.
Some top alternatives to Calendly includes Appointy, Acuity Scheduling, Setmore, Microsoft Bookings, Cogsworth, Book Like A Boss, Doodle, Tidycal, Cal.com, DaySchedule, Google Calendar, Calendar and Zoho Booking.