Yes, both Happy Tools and Scheduly offer a Free Trial.
Happy Tools is designed for Medium Business and Small Business.
Scheduly is designed for Freelancers, Medium Business and Small Business.
Pricing for Happy Tools Starts at $5/User/Month whereas for Scheduly Starts at $9.99/Month.
Some top alternatives to Happy Tools includes Appointy, Calendly, Cogsworth, Book Like A Boss, Scheduly, Hupport, Office Tracker, TrackSmart Scheduling, My Work Scheduler, DaySchedule, Booking Social, Web-appointments and Zoho Booking.
Some top alternatives to Scheduly includes Calendly, Acuity Scheduling, Doodle, 10to8, Genbook, SuperSaaS, Square Appointments, Picktime, Setmore and Setster.