Yes, both Scheduly and ScheduleOnce offer a Free Trial.
Scheduly is designed for Freelancers, Medium Business and Small Business.
ScheduleOnce is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Scheduly Starts at $9.99/Month whereas for ScheduleOnce Starts at $10/User/Month when Billed Yearly.
Some top alternatives to Scheduly includes Calendly, Acuity Scheduling, Doodle, 10to8, Genbook, SuperSaaS, Square Appointments, Picktime, Setmore and Setster.
Some top alternatives to ScheduleOnce includes Appointy, Acuity Scheduling, Calendly, Scheduly, SnapAppointments, DaySchedule, Appointmind, Web-appointments, i-Scheduling for Appointments and CatchApp Bookings.