Yes, both Celoxis and Zoho Projects offer a Free Trial.
Celoxis is designed for Large Enterprises, Medium Business and Small Business.
Zoho Projects is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Celoxis Starts at $25/month when yearly whereas for Zoho Projects Starts at $4/user/month when yearly.
Some top alternatives to Celoxis includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Jira, Basecamp, Microsoft PPM, Wrike, monday.com, Asana, Teamwork, ProjectManager.com, Microsoft Project, Quick Base, Resource Management by Smartsheet and Height.
Some top alternatives to Zoho Projects includes Quickbase , Smartsheet, ClickUp, Jira, Basecamp, Trello, TeamGantt, ProofHub, monday.com, Asana, Teamwork, ProjectManager.com and Microsoft Project.