Yes, both Pivotal Tracker and TMetric offer a Free Trial.
Pivotal Tracker is designed for Large Enterprises, Medium Business and Small Business.
TMetric is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for Pivotal Tracker Starts at $6.50/User/Month whereas for TMetric Starts at $4.16/Month when Billed Yearly.
Some top alternatives to Pivotal Tracker includes Quickbase , Smartsheet, ClickUp, Zoho Projects, Jira, Wrike, TeamGantt, Teamwork, ProjectManager.com, Microsoft Project, Backlog, Trackboard, Quick Base, Projectsly by 500apps, Height and Project Insight.
Some top alternatives to TMetric includes Timely, clockodo, Time Doctor, Everhour, Toggl Track, TrackingTime, Clockify, TimeTrack, Timesheet and Time Tracker by eBillity.