Trello offers Free Trial, but Workona does not.
Trello is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Workona is designed for Freelancers, Medium Business and Small Business.
Pricing for Trello Starts at $5/User/Month when Billed Yearly whereas for Workona Starts at $6/Month when Billed Yearly.
Some top alternatives to Trello includes Quickbase , Smartsheet, ClickUp, Visor, 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 Workona includes Asana, Qualified, Taskbox, OfficeSpace Software, SoWork, Workvivo, QuickTab, OrgPad, tabExtend, Satellite Deskworks, Toby and Paper Workspace.