Yes, both ClickUp and Kleene offer a Free Trial.
ClickUp is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Kleene is designed for Large Enterprises, Medium Business and Small Business.
The starting price of ClickUp begins at $7/User/Month when yearly, while pricing details for Kleene are unavailable.
Some top alternatives to ClickUp includes Basecamp, Trello, TeamGantt, Asana, Teamwork, ProjectManager.com, ProWorkflow, nTask, Todoist and Height.
Some top alternatives to Kleene includes Talend Cloud Data Integration, Etlworks Integrator, Matillion ETL, Keboola, K3, Etleap, Optimus Mine, ETLrobot, Qluster and Datos Intelligence.