Yes, both FunctionFox and Trello offer a Free Trial.
FunctionFox is designed for Individuals, Freelancers, Medium Business and Small Business.
Trello is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
The starting price for both FunctionFox and Trello begins at $5/User/Month.
Some top alternatives to FunctionFox includes Trello, Wrike, Smartsheet, Track My Work, Teamwork, ProjectManager.com, Trackboard and TaskBlast.
Some top alternatives to Trello includes Basecamp, Wrike, Smartsheet, Zoho Projects, monday.com, Asana, Teamwork, ProjectManager.com, Microsoft Project, Worksuite, Trackboard and Height.