SpaceSniffer is a free, portable Windows utility that uses a tree- view to show you which areas on your hard drive take up the most space in a. Managing hard drive space is always a pain. for the “C” drive in File Explorer to see how much space is left for a new This is the section of the settings app that doubles as the Control Panel's “uninstall programs ” section. So now you find out that your hard disk drive is almost full and wish to clean it up quickly. This is where a disk usage analyzer application can be very helpful. The list of common files recognized by TweakNow DiskAnalyzer can be edited through the Options page. WinDirStat is Open Source software. WinDirStat is another disk space analyzer tool that ranks right up there with Disk Savvy in terms of features; I'm just not too fond of its graphics. In my experience with this program, it takes much longer to scan a semi-full hard drive than the other tools on this list. It doesn't require installation, so just run the program and it will scan your chosen HDD, and then visually display your disk information using rectangular boxes; the bigger the box, the bigger the file or folder. The graphical view could also be a bit better organized. Find out what's taking up space on your drive in seconds with WizTree. The left side of the program shows the folder and file sizes in the familiar Windows Explorer-like display, while the right side displays a pie chart so you can visualize each folder's disk usage. These can create enormous files which can hog hundreds of gigabytes. As in the other applications here, you can right-click files or folders in the application to delete or open them. It doesn't require installation, so just run the program and it will scan your chosen HDD, and then visually display your disk information using rectangular boxes; the bigger the box, the bigger the file or folder. BrandPosts are written and edited by members of our sponsor community. The freeware can be started from the context menu of a folder or drive and shows you the size of this folder, including its subfolders in an Explorer-like fashion.