Yes, both FreeBusy and i-Scheduling for Appointments offer a Free Trial.
FreeBusy is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
i-Scheduling for Appointments is designed for Large Enterprises, Medium Business and Small Business.
The starting price of FreeBusy begins at $4/User/Month when Billed Yearly, while pricing details for i-Scheduling for Appointments are unavailable.
Some top alternatives to FreeBusy includes Appointy, Setmore, Calendly, Cogsworth, Calendify, Book Like A Boss, EasyCalendar, SnapAppointments, hitAppoint, DaySchedule, Appointmind, i-Scheduling for Appointments and Calendar.
Some top alternatives to i-Scheduling for Appointments includes OpusTime, Hupport, SnapAppointments, Online Appointment Scheduler, Appointmind, FixMyAppointment, Web-appointments, AdvancedScheduling, Doctolib and CalendarSpots.com.