Trello offers Free Trial, but Scrumium.io does not.
Scrumium.io 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 Scrumium.io Starts at $23.75/Month when Billed Yearly whereas for Trello Starts at $5/User/Month when Billed Yearly.
Some top alternatives to Scrumium.io includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Basecamp, Trello, Wrike, TeamGantt, ProofHub, monday.com, Asana, ProjectManager.com, Quick Base, Citrix Podio and Adobe Workfront.
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.