Yes, both Redbooth and Bugfender offer a Free Trial.
Redbooth is designed for Large Enterprises, Medium Business and Small Business.
Bugfender is designed for Individuals, Large Enterprises, Medium Business and Small Business.
The starting price of Redbooth begins at $9/User/Month when Billed Yearly, while pricing details for Bugfender are unavailable.
Some top alternatives to Redbooth includes Wrike, Smartsheet, TeamGantt, Asana, Teamwork, ProjectManager.com, Microsoft Project, ProWorkflow, nTask, Taskworld, Trackboard and Height.
Some top alternatives to Bugfender includes Instabug, Bugsnag, ReportBugz, Buglog, BugHost, BugReplay, Bug-Track.com, Disbug, Crash Catch and Toybox.