Yes, both Xero and Quaderno offer a Free Trial.
Xero is designed for Freelancers, Medium Business and Small Business.
Quaderno is designed for Large Enterprises, Small Business, Medium Business and Freelancers.
Pricing details for both Xero and Quaderno are unavailable at this time. Contact the respective providers for more information.
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 Quaderno includes and undefined.