You will wish to know which programs drain your precious computer memory. Infact programs even when they are not working somehow uses computer memory so it is essensial to know which programs drain them..jpg)
A simple application used for this purpose is windirstat and its download link is given below
Just all you have to do is open the program. As seen below you can see many bars with percentages of data usages written.
The above image shows the first menu which will be displayed. With this you can select which drive to scan for...

The function on the right side of the screen displays the data colour which is used to identify the file in the below graph. It also clearly shows the percentage of memory usage. As you can see all files contribute in slowing down your PC.The graph given below is a more detailed graph which is used to exactly understand the memory being drained by file.. See it yourself.
See the magic.. This application is well trusted as it is made by microsoft .................