Yes, both Zendesk Support and Usersnap offer a Free Trial.
Zendesk Support is designed for Large Enterprises, Medium Business and Small Business.
Usersnap is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Zendesk Support begins at $19/user/month when yearly, while pricing details for Usersnap are unavailable.
Some top alternatives to Zendesk Support includes Zoho Desk, ManageEngine ServiceDesk Plus, Deskero, Support Hub, HelpDesk, Desky, Help Scout, Salesforce Service Cloud, ReadyDesk, Sitehelpdesk, HESK and BoldDesk.
Some top alternatives to Usersnap includes User Insights, UserTesting, ReportBugz, Buglog, Ybug, UserFace, UserVoice, Feedback Monkey, Toybox and Userback.