Yes, both Harpsen and ClickUp offer a Free Trial.
Harpsen is designed for Large Enterprises, Medium Business and Small Business.
ClickUp is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Harpsen Starts at $16.66/Month when Billed Yearly whereas for ClickUp Starts at $7/User/Month when yearly.
Some top alternatives to Harpsen includes Quickbase , Smartsheet, ClickUp, Wrike, TeamGantt, monday.com, Teamwork, ProjectManager.com, Microsoft Project, Taskworld, Trackboard, Quick Base, Today, Project.co and Height.
Some top alternatives to ClickUp includes Basecamp, Trello, TeamGantt, Asana, Teamwork, ProjectManager.com, ProWorkflow, nTask, Todoist and Height.