Trello offers Free Trial, but Zepel does not.
Zepel is designed for Medium Business and Small Business.
Trello is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
The starting price for both Zepel and Trello begins at $5/User/Month when Billed Yearly.
Some top alternatives to Zepel includes ProdPad, ProductPlan, Jira, productboard, Productroad, Next Please, Trello, Asana, Teamwork and Height.
Some top alternatives to Trello includes Smartsheet, Miro, Process Street, Wrike, Notion, Freshbooks, Jira, Basecamp, Zoho Projects, monday.com, Asana, Teamwork, ProjectManager.com, Microsoft Project, Worksuite, Trackboard, Quick Base, Todoist, ClickUp, Resource Guru and Height.