Yes, both Trello and Teamwork offer a Free Trial.
Trello is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Teamwork is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
The starting price of Trello begins at $5/User/Month when Billed Yearly, while pricing details for Teamwork are unavailable.
Some top alternatives to Trello includes Basecamp, Wrike, Smartsheet, Zoho Projects, monday.com, Asana, Teamwork, ProjectManager.com, Microsoft Project, Worksuite, Trackboard and Height.
Some top alternatives to Teamwork includes Wrike, Smartsheet, TeamGantt, Zoho Projects, ProjectManager.com, Microsoft Project, ProWorkflow, nTask, Worksuite, Taskworld, Trackboard, Height and Project Insight.