Yes, both StaffTimerApp and Time Doctor offer a Free Trial.
StaffTimerApp is designed for Freelancers, Medium Business and Small Business.
Time Doctor is designed for Large Enterprises, Medium Business and Small Business.
Pricing for StaffTimerApp Starts at $2.49/User/Month when Billed Yearly whereas for Time Doctor Starts at $7/Month.
Some top alternatives to StaffTimerApp includes TimeTracker App, WebWork Time Tracker, Hubstaff, Clockify, Timeero, TimeTrack, Monitask, Timesheet and StaffAny.
Some top alternatives to Time Doctor includes clockodo, TMetric, Toggl Track, Hubstaff, TrackingTime, Clockify, TimeTrack, Timesheet, AtTrack and Time Tracker by eBillity.