To track hours per day (as opposed to per visit/job), all you need to do is as follows:
From your "My day" tab", click on "Today" and then on "Clock in".
When you are ready to pause, click on "Break now", "restart now"after your break and "Clock out. at the end of the day.
Then click on "Submit" to automatically register the hours into the timesheet.
The daily totals will be reflected in the Timesheets grid under the "Tools" menu.
Other related articles include:
Tracking hours on a visit (single employee)
Tracking hours on a visit (multiple employees at the same job)
Tracking hours on a route
Managing timesheets