Clockify - Simple and free time tracker. Perfect for small and mid-sized businesses as well as freelancers. Unlimited projects and users, unlimited productivity. Get all the premium functionalities, completely free.
FinClock Attendance System - Best Online Attendance system: #1 Online Attendance software. Choose biometric attendance system to manage timesheets, tasks for office and fieldworkers.
Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
ActivityWatch - Log what you do on your computer. Simple (yet powerful), extensible, no third parties.
Cattr - Cattr is a free open-source self-hosted time tracker with desktop clients for windows, mac, linux.
Time Doctor - Time Tracking and Time Management Software that is accurate and helps you to get a lot more done each day.