Yes, both Schedule.ly and Calendly offer a Free Trial.
Schedule.ly is designed for Medium Business and Small Business.
Calendly is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Schedule.ly Starts at $9.99/User/Month when Billed Yearly whereas for Calendly Starts at $8/User/Month when Billed Yearly.
Some top alternatives to Schedule.ly includes Appointy, Setmore, Calendly, Square Appointments, SuperSaaS, Cogsworth, Book Like A Boss, Doodle, MyTime, StyleSeat, Picktime and Google Calendar.
Some top alternatives to Calendly includes Appointy, Acuity Scheduling, Setmore, Microsoft Bookings, Cogsworth, Book Like A Boss, Doodle, Tidycal, Cal.com, DaySchedule, Google Calendar, Calendar and Zoho Booking.