WinDirStat
WinDirStat is a disk usage statistics viewer and cleanup tool, inspired by KDirStat.
O&O DiskStat is a high-power tool for analyzing the used disk space on your storage volumes. With an easy-to-use interface based on the design of the Windows...
O&O DiskStat is a highpower tool for analyzing the used disk space on your storage volumes. With an easytouse interface based on the design of the Windows Explorer, you can take a closer look at the file and folder structure of your internal and external drives. Through intuitive and beautiful graphical representations you will find out which files, file types and folders are taking up the most space.
treemap disk-space-usage disk-analyzing-tool used-disk-space folder-structure
WinDirStat is a disk usage statistics viewer and cleanup tool, inspired by KDirStat.
Free Open Source Windows
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Free Windows
GrandPerspective is a small utility application for Mac that graphically shows the disk usage within a file system. It can help you to manage your disk, as you can easily spot which files and folders take up the most space.
Free Open Source Mac OS X
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Commercial Windows
Create a visual representation of the amount of space each file is taking on your hard drive. It creates a "squarified treemap" that makes it easy to see where all your space is going.
Free Windows
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Commercial
Disk Inspector is a utility that allows you to locate "space eaters" - big files and folders saved on disks in your Mac.
Commercial
UtilStudio Disk Space Finder is a simple tool that you can use to find the files that occupy the most space on your computer.
Freemium Windows