Harvest offers Free Trial, but Clockly by 500apps does not.
Harvest is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Clockly by 500apps is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Harvest Starts at $10.80/User/Month when Billed Yearly whereas for Clockly by 500apps Starts at $9.99/Month when Billed Yearly.
Some top alternatives to Harvest includes clockodo, Timesheets.com, TrackingTime, Clockify, TimeTrack, Time Track Bill, Timesheet, Hyperlogs, Timet and Time Tracker by eBillity.
Some top alternatives to Clockly by 500apps includes Time Clock Wizard, clockodo, Hubstaff, Timesheets.com, Clockify, Clockk, Timeclock 365, OnTheClock and Open Time Clock.