Yes, both Xero and Zoho Projects offer a Free Trial.
Xero is designed for Freelancers, Medium Business and Small Business.
Zoho Projects is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Zoho Projects begins at $4/user/month when 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 Zoho Projects includes Quickbase , Smartsheet, ClickUp, Jira, Basecamp, Trello, TeamGantt, ProofHub, monday.com, Asana, Teamwork, ProjectManager.com and Microsoft Project.