Drivetrain
Userback offers Free Trial, but Zipy does not.
Zipy is designed for Freelancers, Medium Business and Small Business.
Userback is designed for Individuals, Freelancers, Medium Business and Small Business.
Pricing for Zipy Starts at $29/Month when Billed Yearly whereas for Userback Starts at $14/Month when Billed Yearly.
Some top alternatives to Zipy includes Sentry, Zoho BugTracker, ReportBugz, Marker.io, zipBoard, TrackJS, Ybug, BugReplay, Disbug and Toybox.
Some top alternatives to Userback includes Backlogs, Backlog, ReportBugz, Buglog, Usersnap, Ybug, Bug-Track.com, Disbug, Feedback Monkey and Toybox.