Yes, both Trello and ActiveCollab offer a Free Trial.
Trello is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
ActiveCollab is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Trello begins at $5/User/Month when Billed Yearly, while pricing details for ActiveCollab are unavailable.
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 ActiveCollab includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Jira, Time Track Bill, Wrike, TeamGantt, Teamwork, ProjectManager.com, Zistemo, Quick Base, CollaborateCloud, Project.co, Ravetree and Project Insight.