Yes, both Constant Contact and Freshservice offer a Free Trial.
Constant Contact is designed for Large Enterprises, Medium Business and Small Business.
Freshservice is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
The starting price of Freshservice begins at $19/User/Month when Billed Yearly, while pricing details for Constant Contact are unavailable.
Some top alternatives to Constant Contact includes Campaigner, Moosend and SMTP.
Some top alternatives to Freshservice includes Jira, SolarWinds Service Desk, Jira Service Desk, IBM Control Desk, Freshdesk, HelpDesk, TOPdesk, ReadyDesk, TechExcel ServiceWise and Scopedesk.