Yes, both Trello and Ruddr offer a Free Trial.
Trello is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Ruddr is designed for Large Enterprises, Small Business and Medium Business.
Pricing for Trello Starts at $5/User/Month when Billed Yearly whereas for Ruddr Starts at $8.00per 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 Ruddr includes and undefined.