Yes, both Cirkus and TeamGantt offer a Free Trial.
Cirkus is designed for Individuals, Freelancers, Medium Business and Small Business.
TeamGantt is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Cirkus Starts at $30/User/Month when Billed Yearly whereas for TeamGantt Starts at $19/Month when Billed Yearly.
Some top alternatives to Cirkus includes Todoist, Wrike, Smartsheet, TeamGantt, Asana, Teamwork, ProjectManager.com, GanttPRO, nTask, Today, MeisterTask, Teamly, TaskOPad and ClickUp.
Some top alternatives to TeamGantt includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Wrike, ManagePro, monday.com, Teamwork, ProjectManager.com, Microsoft Project, GanttPRO, Instagantt, ProWorkflow, Quick Base, GoodGantt and Gantt.io.