Yes, both Xero and SherpaDesk offer a Free Trial.
Xero is designed for Freelancers, Medium Business and Small Business.
SherpaDesk is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
The starting price of SherpaDesk begins at $9per Tech, 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 SherpaDesk includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Time Track Bill, Billable, Apptivo, Freshservice, Vertask, Freshdesk, Teamwork Desk, LiveAgent, HelpDesk, SysAid, Jitbit Helpdesk, mHelpDesk and AtTrack.