Yes, both BookingLayer and Calendly offer a Free Trial.
BookingLayer is designed for Large Enterprises and Medium Business.
Calendly is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for BookingLayer Starts at $110/Month whereas for Calendly Starts at $8/User/Month when Billed Yearly.
Some top alternatives to BookingLayer includes Appointy, Calendly, SimplyBook.me, Cogsworth, Book Like A Boss, Scheduly, GoSchedule, Booking Social, FlexBooker, Hapio, Probooking, Rezrva and Zoho Booking.
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.