UserTime (Desktop - Clocks & Alarms)

UserTime records and analyzes the time you spend on your computer. It runs in the background and tracks the time each user has been logged on as well as the time they have been actively using the computer. It features multiple stopwatches for timing individual projects. You can view an instant summary or produce customizable graphs and reports showing computer activity. It can be networked to allow comparison of users on different computers.