Yes, both Xero and Deskpro offer a Free Trial.
Xero is designed for Freelancers, Medium Business and Small Business.
Deskpro is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Deskpro begins at $29/User/Month when Billed Yearly, while pricing details for Xero are unavailable.
Some top alternatives to Xero includes Quickbooks, Sage Accounting (Sage One), Zoho Books, Zoho Daybook, QuickFile, Sage Business Cloud Accounting, MYOB, QuickBooks Desktop Pro, QuickBooks Online Advanced and Sage 50cloud Accounting.
Some top alternatives to Deskpro includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Apptivo, Freshservice, Freshdesk, Deskero, HelpDesk, Jitbit Helpdesk, Desky, eStreamDesk, CRMdesk, ReadyDesk, AzureDesk, HESK and DeskXpand.