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.

Humanity - Introducing a Human way to manage your business Beautiful and easy-to-use business management software designed to organize your most valuable asset — your people. Try it free.

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.

Kronos Workforce Central - Kronos Workforce Central is a complete set of human resource and workforce management applications including Kronos HRMS, payroll, and more.

Cattr - Cattr is a free open-source self-hosted time tracker with desktop clients for windows, mac, linux.

Planday - Employee scheduling, time tracking & absence management