Yes, both Celoxis and ClickUp offer a Free Trial.
Celoxis is designed for Large Enterprises, Medium Business and Small Business.
ClickUp is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Celoxis Starts at $25/month when yearly whereas for ClickUp Starts at $7/User/Month when yearly.
Some top alternatives to Celoxis includes Smartsheet, Miro, Process Street, Wrike, Notion, Jira, Basecamp, Microsoft PPM, monday.com, Asana, Teamwork, ProjectManager.com, Microsoft Project, Quick Base, ClickUp, Resource Management by Smartsheet and Height.
Some top alternatives to ClickUp includes Basecamp, Trello, TeamGantt, Asana, Teamwork, ProjectManager.com, ProWorkflow, nTask, Todoist and Height.