Yes, both Calendly and Ortto offer a Free Trial.
Calendly is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Ortto is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Calendly Starts at $8/User/Month when Billed Yearly whereas for Ortto Starts at $99/Month.
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.
Some top alternatives to Ortto includes Outgrow, ActiveCampaign, CleverTap, Moosend, Omnisend, cmercury, Hubspot Marketing Hub, Net-Results, MaaxMarket, Webmecanik Automation, SAS Marketing Automation, Marketing Optimizer, Zoho Marketing Automation, Contactspot and Ackwire.