Yes, both Pivotal Tracker and Airbrake offer a Free Trial.
Pivotal Tracker is designed for Large Enterprises, Medium Business and Small Business.
Airbrake is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Pivotal Tracker Starts at $6.50/User/Month whereas for Airbrake Starts at $29/Month.
Some top alternatives to Pivotal Tracker includes Smartsheet, Miro, Process Street, Wrike, Notion, Jira, TeamGantt, Teamwork, ProjectManager.com, Microsoft Project, Backlog, Trackboard, Quick Base, ClickUp, Projectsly by 500apps, Height and Project Insight.
Some top alternatives to Airbrake includes Sentry, Bugsnag, Zoho BugTracker, Rollbar, TrackJS, BugHost, Bug-Track.com, Disbug, EventSentry and Crash Catch.