Larrisa,
thank you for the great review. I think you've missed on two heavyweights: Paymo and Harvest. If in addition to time tracking you are interested in screenshots taken at random intervals - check out http://ScreenshotMonitor.com
From the listed my favorite is Toggl - their desktop program is so-so, but web interface is fantastic. I have a detailed Toggl review here: http://pranas.net/toggl-review/

Here's how to restore with just one button: http://pranas.net/how-to-restore-sql-server-datab...