Yes, both Set a Time and Scheduly offer a Free Trial.
Set a Time is designed for Large Enterprises, Medium Business and Small Business.
Scheduly is designed for Freelancers, Medium Business and Small Business.
Pricing for Set a Time Starts at $5/User/Month when Billed Yearly whereas for Scheduly Starts at $9.99/Month.
Some top alternatives to Set a Time includes Appointy, Calendly, Square Appointments, Cogsworth, OpusTime, Book Like A Boss, Scheduly, Hupport, SnapAppointments, Online Appointment Scheduler, hitAppoint, i-Scheduling for Appointments and CatchApp Bookings.
Some top alternatives to Scheduly includes Calendly, Acuity Scheduling, Doodle, 10to8, Genbook, SuperSaaS, Square Appointments, Picktime, Setmore and Setster.