ManicTime - Track your computer usage and use collected data to accurately tag time.
DeltaSalesApp - Field Sales Force Automation & Field Force Tracking Software
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.
Time Doctor - Time Tracking and Time Management Software that is accurate and helps you to get a lot more done each day.
Klok - Keep track of anything with Klok's simple work timer and visual display of how your days...
SlimTimer - From the SlimTimer you can quickly create, track, and even share tasks with your coworkers.