Yes, both Trello and Kanban Tool offer a Free Trial.
Trello is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Kanban Tool is designed for Large Enterprises, Medium Business and Small Business.
The starting price for both Trello and Kanban Tool begins at $5/User/Month when Billed Yearly.
Some top alternatives to Trello includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Freshbooks, Jira, Basecamp, Wrike, monday.com, Asana, Teamwork, ProjectManager.com, Microsoft Project, Worksuite, Trackboard, Quick Base, Todoist, Resource Guru and Height.
Some top alternatives to Kanban Tool includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Jira, Wrike, TeamGantt, GitScrum, SwiftKanban, Kanbanize, Agilean, Quick Base, Kanban Zone, KanbanFlow, VivifyScrum and Gantt.io.