Yes, both ZenTao and Jira offer a Free Trial.
ZenTao is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Jira is designed for Large Enterprises, Medium Business and Small Business.
Pricing for ZenTao Starts at $14,900One Time Payment whereas for Jira Starts at $6.25/User/Month when Billed Yearly.
Some top alternatives to ZenTao includes Smartsheet, Miro, Process Street, Wrike, Notion, Jira, Taiga, GitScrum, monday.com, ProjectManager.com, Backlog, Quick Base, ClickUp, Redmine X, Height, Yodiz and Project Insight.
Some top alternatives to Jira includes Trello, Confluence, Asana, SwiftKanban, Kanbanize, ClickUp, Height, Kanban Tool, Kanban Zone and KanbanFlow.