this is my another project, I just want to track time I spend behind computer. Again,its fully free and portable.
Auto Time Logger is simple application for time tracking. ATL tracking real (work)time after login into windows or you can run it manually when you need it. ATL has basic graph with month overwiew, time per day comparison chart and many handy settings. You can hide it in tray and control time tracking by clicking on icon in tray. Data from overview can be easily copied into excel or other similar applications.
displays passed or remaining time
lucid month overview and chart
many options how to track time
simple and easy to use
For more info: http://www.csharper.wz.cz/atl