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.
Papershift - Widely used and loved by shift planners & HR Teams of small & medium businesses.
Cattr - Cattr is a free open-source self-hosted time tracker with desktop clients for windows, mac, linux.
Sawayo.de - The business owner tool which saves hundreds of hours spend on non-value-adding tasks like employee time tracking, compliance research and workflow implementation (available in German).
Hived.ai - Hived.ai is a sourcing automation software for recruiters
TimeTrackApp - TimeTrack Enterprise is ideal for collaboration in teams and companies. At the same time the freelancer version was designed for individuals who want keep track of their projects.