Try using Directory Report http://www.file-utilities.com It scans your computer and shows the size of all folders You can also see all files in descending size order, Select menu: Largest / Display Largest Files
Hi Tyron Try Directory Report http://www.file-utilities.com It is not an explorer addon, it is a static analysis tool It shows two folder sizes The size of files in just that folder The size of file in that folder and its subfolders