Yes, both ClickUp and Instagantt offer a Free Trial.
ClickUp is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Instagantt is designed for Individuals, Freelancers, Medium Business and Small Business.
Pricing for ClickUp Starts at $7/User/Month when yearly whereas for Instagantt Starts at $4.16/User/Month when Billed Yearly.
Some top alternatives to ClickUp includes Basecamp, Trello, TeamGantt, Asana, Teamwork, ProjectManager.com, ProWorkflow, nTask, Todoist and Height.
Some top alternatives to Instagantt includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Wrike, TeamGantt, monday.com, Asana, Teamwork, ProjectManager.com, Microsoft Project, GanttPRO, nTask, Quick Base, GoodGantt and Gantt.io.