Yes, both Bugfender and DoneDone offer a Free Trial.
Bugfender is designed for Individuals, Large Enterprises, Medium Business and Small Business.
DoneDone is designed for Large Enterprises, Medium Business and Small Business.
The starting price of DoneDone begins at $4/User/Month when Billed Yearly, while pricing details for Bugfender are unavailable.
Some top alternatives to Bugfender includes Instabug, Bugsnag, ReportBugz, Buglog, BugHost, BugReplay, Bug-Track.com, Disbug, Crash Catch and Toybox.
Some top alternatives to DoneDone includes Backlog, Teamwork Desk, Issuetrak, HelpDesk, Snappy, TestRail, Bug-Track.com, Disbug, TaskSift and Crash Catch.