Intuit will stop offering both Time Tracker and QuickBooks Time & Billing effective December 1, 2011.  Please consider TimeSolv solutions as a replacement.  TimeSolv Corporation provide easy to use and affordable time tracking and billing solutions that seamlessly integrates with QuickBooks Desktop and QuickBooks Online versions.

To learn more about TimeSolv solutions, please visit http://www.timesolv.com/

It may be that Intuit is discontinuing Time Tracker and QuickBooks Time & Billing after receiving unfavorable feedback from the customer base or they are consolidating their product line.

Ref:  http://http-download.intuit.com/http.intuit/CMO/SAASHelp/timebilling/sunset/disco.html

Work Time Discontinuation Notice