Yes, both ProofHub and Trello offer a Free Trial.
ProofHub is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Trello is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for ProofHub Starts at $79/user/month when yearly whereas for Trello Starts at $5/User/Month when Billed Yearly.
Some top alternatives to ProofHub includes monday.com, Quickbase , Smartsheet, ClickUp, Zoho Projects, Jira, Basecamp, Trello, Wrike, TeamGantt, Asana, Teamwork, ProjectManager.com, Trackboard, Quick Base and Project Insight.
Some top alternatives to Trello includes monday.com, Quickbase , Smartsheet, ClickUp, Zoho Projects, Freshbooks, Jira, Basecamp, Wrike, Asana, Teamwork, ProjectManager.com, Microsoft Project, Worksuite, Trackboard, Quick Base, Todoist, Resource Guru and Height.