Click on "New" or select a drive from the dropdown menu, then click "Scan."
While GetFolderSize is an excellent, straightforward tool, there are other options depending on your preference for user interface: GetFolderSize - Free Download download getfoldersize
If you prefer not to install the software, you can download the portable edition as a ZIP package, which is perfect for technicians or running on multiple machines. Click on "New" or select a drive from
Double-click the getfoldersize.exe file and follow the on-screen instructions. Does not require installation and can be run
Upon opening, you will see a simple, dual-pane interface similar to File Explorer.
Does not require installation and can be run from a USB drive.
Unlike Windows Explorer, which often requires you to right-click properties for every single folder, GetFolderSize lists everything—from largest to smallest—allowing you to pinpoint space-hogging files instantly.