Yes, both DoneDone and Marker.io offer a Free Trial.
DoneDone is designed for Large Enterprises, Medium Business and Small Business.
Marker.io 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 Marker.io are unavailable.
Some top alternatives to DoneDone includes Backlog, Teamwork Desk, Issuetrak, HelpDesk, Snappy, TestRail, Bug-Track.com, Disbug, TaskSift and Crash Catch.
Some top alternatives to Marker.io includes The Bug Squasher, BugHerd, Buglog, TrackJS, Ybug, BugHost, DebugMe, Bug-Track.com, Disbug and Toybox.