Yes, both BugReplay and Userback offer a Free Trial.
BugReplay is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Userback is designed for Individuals, Freelancers, Medium Business and Small Business.
The starting price of Userback begins at $14/Month when Billed Yearly, while pricing details for BugReplay are unavailable.
Some top alternatives to BugReplay includes The Bug Squasher, Instabug, Sentry, Zoho BugTracker, ReportBugz, Marker.io, Ybug, BugHost, Bug-Track.com and Disbug.
Some top alternatives to Userback includes Backlogs, Backlog, ReportBugz, Buglog, Usersnap, Ybug, Bug-Track.com, Disbug, Feedback Monkey and Toybox.