Attached Link: http://www.memturbo.com/thoeryofoperation.htm

You have to read this then you'll see why I use it all the time. Actually it's the only program I have that runs all the time. Oh and yes I use this program right here. It's the one I use. Yes I know there is free versions available. Some of those work very well too I've tried some but since I already own this one it's not much use to me now.