Tyme is the perfect companion and a simple but smart and powerful tool to track working times for your customers – As a lone fighter or as a team. You always get an instant and quick overview of your projects, deadlines and workload. The interface with visual focus is clear and feels good. We are constantly improving Tyme and adding new features bit by bit.
Timing - Timing is the best way to keep track of the time you spend with your Mac.
Time.is - exact time in any location
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.
Every Time Zone - Online tool for keeping up with times around the world.
Qbserve - Freelance time tracking, invoicing, and productivity improvement
timeanddate.com - Free Clock for your website or blog!