When you are using the Teamwork Timer you can create new timers to add.
Adding new timers helps you to organize your day and efficiently time the various activities you need to perform each day.
To add a new timer, click on the 'add timer' to the bottom left of the timer window as below:
When you choose the 'add timer' option you will then be able to create a new timer by adding a name or select an existing task from your Projects site to log time to:
When selecting an existing task for the timer, you will see the option to select the Project and a task list within it:
If you choose the 'New Task' option, you can create a new task directly from the timer:
For more information see: Logging time using the desktop timer app