Yes, both Sprintful and Calendly offer a Free Trial.
Sprintful is designed for Large Enterprises, Medium Business and Small Business.
Calendly is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Sprintful Starts at $9/Month whereas for Calendly Starts at $8/User/Month when Billed Yearly.
Some top alternatives to Sprintful includes Appointy, Setmore, Calendly, Cogsworth, Book Like A Boss, Doodle, EasyCalendar, ClickBook, Schedule.cc by 500apps, DaySchedule, Appointmind, i-Scheduling for Appointments and 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.