Yes, both Wowdesk and Zoho Desk offer a Free Trial.
Wowdesk is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Zoho Desk is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Wowdesk Starts at $6/User/Month whereas for Zoho Desk Starts at $14/User/Month when Billed Yearly.
Some top alternatives to Wowdesk includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Freshservice, Freshdesk, Teamwork Desk, HelpDesk, SysAid, Jitbit Helpdesk, Desky, eStreamDesk, ReadyDesk, UseDesk, Milldesk, AzureDesk and BoldDesk.
Some top alternatives to Zoho Desk includes Zendesk Support, ManageEngine ServiceDesk Plus, Jira Service Desk, HelpDesk, SysAid, Desky, ReadyDesk, Sitehelpdesk, Trakdesk, HESK and BoldDesk.