Yes, both Trello and Deskpro offer a Free Trial.
Trello is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Deskpro is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Trello Starts at $5/User/Month when Billed Yearly whereas for Deskpro Starts at $29/User/Month when Billed Yearly.
Some top alternatives to Trello includes ClickUp, Smartsheet, Miro, Process Street, Wrike, Notion, HubSpot CRM, Freshbooks, Jira, Basecamp, Zoho Projects, monday.com, Asana, Teamwork, ProjectManager.com, Microsoft Project, Worksuite, Trackboard, Quick Base, Todoist, Resource Guru and Height.
Some top alternatives to Deskpro includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Apptivo, Freshservice, Freshdesk, Deskero, HelpDesk, Jitbit Helpdesk, Desky, eStreamDesk, CRMdesk, ReadyDesk, AzureDesk, HESK and DeskXpand.