Wildapricot
FreeBusy offers Free Trial, but CoreUM does not.
FreeBusy is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
CoreUM is designed for Large Enterprises, Medium Business and Small Business.
Pricing for FreeBusy Starts at $4/User/Month when Billed Yearly whereas for CoreUM Starts at $39/Year.
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 CoreUM includes Appointy, Calendly, Square Appointments, Cogsworth, Scedule, Book Like A Boss, Scheduly, AppointmentCore, Office Tracker, MeetingPlanner.io, MeetOMatic, DaySchedule and TimeSync.