I have been using the free version of Manic Time (http://www.manictime.com/ http://www.manictime.com/) and it works quite well, as it's quite unobtrusive and do

I have been using the free version of Manic Time (http://www.manictime.com/ http://www.manictime.com/) and it works quite well, as it's quite unobtrusive and doesn't need any input from me. Lifehacker.com has a list of other alternatives too - http://lifehacker.com/5853163/the-best-time-tracking-app-for-windows http://lifehacker.com/5853163/the-best-time-tracking-app-for...