Yes, both ClickUp and Kanban Zone offer a Free Trial.
ClickUp is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Kanban Zone is designed for Large Enterprises, Medium Business and Small Business.
Pricing for ClickUp Starts at $7/User/Month when yearly whereas for Kanban Zone Starts at $5per licensed user when yearly.
Some top alternatives to ClickUp includes Basecamp, Trello, TeamGantt, Asana, Teamwork, ProjectManager.com, ProWorkflow, nTask, Todoist and Height.
Some top alternatives to Kanban Zone includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Wrike, TeamGantt, monday.com, Teamwork, ProjectManager.com, SwiftKanban, Kanbanize, Agilean, Quick Base, Kanban Tool, KanbanFlow and KanLIst.