Yes, both Salesforce and Calendly offer a Free Trial.
Salesforce is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Calendly is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Salesforce Starts at $25/User/Month whereas for Calendly Starts at $8/User/Month when Billed Yearly.
Some top alternatives to Salesforce includes Thryv, Salesforce Sales Cloud, HighLevel, monday sales CRM by monday.com, Pipedrive, Zoho CRM, Vendasta, Hubspot Marketing Hub, Dynamics 365 Marketing, ClickUp, HubSpot CRM, Microsoft Dynamics 365 for Sales, Netsuite CRM, Keap, Wisdom CRM, SalesCRM, SimpleCRM and Zoho CRM Plus.
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.