Yes, both Kanban Tool and Flow offer a Free Trial.
Kanban Tool is designed for Large Enterprises, Medium Business and Small Business.
Flow is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Kanban Tool Starts at $5/User/Month whereas for Flow Starts at $6/User/Month when Billed Yearly.
Some top alternatives to Kanban Tool includes Smartsheet, Miro, Process Street, Wrike, Notion, Jira, TeamGantt, GitScrum, SwiftKanban, Kanbanize, Agilean, Quick Base, ClickUp, Kanban Zone, KanbanFlow, VivifyScrum and Gantt.io.
Some top alternatives to Flow includes Smartsheet, Miro, Process Street, Wrike, Notion, TeamGantt, Teamwork, ProjectManager.com, Microsoft Project, ProWorkflow, Trackboard, TaskBranch, Quick Base, ClickUp, Height, Task Flow and Project Insight.