Yes, both Planless.io and Zoho Projects offer a Free Trial.
Planless.io is designed for Medium Business and Small Business.
Zoho Projects is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Planless.io Starts at $11/User/Month when Billed Yearly whereas for Zoho Projects Starts at $4/user/month when yearly.
Some top alternatives to Planless.io includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Wrike, TeamGantt, monday.com, Teamwork, ProjectManager.com, Microsoft Project, OpenProject, Projectplace, Quick Base, Project.co, Height and KanbanFlow.
Some top alternatives to Zoho Projects includes Quickbase , Smartsheet, ClickUp, Jira, Basecamp, Trello, TeamGantt, ProofHub, monday.com, Asana, Teamwork, ProjectManager.com and Microsoft Project.