Yes, both Kayako and Quickbooks offer a Free Trial.
Kayako is designed for Large Enterprises, Medium Business and Small Business.
Quickbooks is designed for Individuals, Freelancers, Medium Business and Small Business.
Pricing details for both Kayako and Quickbooks are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to Kayako includes Zendesk Support, Zoho Desk, Tidio Helpdesk, Freshservice, ManageEngine ServiceDesk Plus, Freshdesk, Deskero, Teamwork Desk, LiveAgent, HelpDesk, SysAid, Jitbit Helpdesk, CRMdesk, Sitehelpdesk, LabiDesk, HESK and BoldDesk.
Some top alternatives to Quickbooks includes Xero, Freshbooks, Sage Accounting (Sage One), Zoho Books, easybook.io, QuickFile, AccountingSuite, Sage Business Cloud Accounting, Wave and Sage 50cloud Accounting.