1)   Excel File Size Reduce Software 7.0 Shrink, trim, decrease, compress the filesize of your big Excel workbooks. Some Excel files do not reduce as well as others so results may vary. You must have Excel installed on your machine. 2)   Process Tamer 2.03.01 Process Tamer is a tiny (100k) and efficient utility for Microsoft Windows XP/2K/NT that runs in your system tray. When it sees a process that is overloading your cpu, it reduces its priority until its cpu usage returns to normal.