ScheduleOnce offers Free Trial, but Square Appointments does not.
ScheduleOnce is designed for Large Enterprises, Medium Business and Small Business.
Square Appointments is designed for Individuals, Medium Business and Small Business.
The starting price of ScheduleOnce begins at $10/User/Month when Billed Yearly, while pricing details for Square Appointments are unavailable.
Some top alternatives to ScheduleOnce includes Appointy, Acuity Scheduling, Calendly, Scheduly, SnapAppointments, DaySchedule, Appointmind, Web-appointments, i-Scheduling for Appointments and CatchApp Bookings.
Some top alternatives to Square Appointments includes Appointy, Acuity Scheduling, Setmore, Calendly, SimplyBook.me, Cogsworth, Book Like A Boss, Scheduly, Bookeo, GlossGenius, Vagaro, Rezrva and Zoho Booking.