WizTree Alternatives

TreeSize is a disk space manager for Windows. The application is used by over 100,000 people to identify where storage space is going. TreeSize provides a visual representation of your harddrive, and tools to clean up unwanted files to increase overall storage space.

GNOME Disks is a free and open-source GUI for the gnome-disk-utility package. GNOME Disks can be used for partition management, monitoring, benchmarking, and software RAID.

DaisyDisk is a freemium disk analyzer application for macOS. With DaisyDisk you can visualizes hard disk usage and get a broad overview on how to free up hard disk space. Through an intuitive interface with an interactive sunburst chart that you can use to easily navigate your hard disk, and free up space by deleting large files that you don't use.

Disk Inventory X is a disk usage utility for MacOS. Disk Inventory X helps users get an understaning of their computers disk space and how it is uitilized. Disk Inventory X answers this questions by providing an overview of files and folder and their size, with an easy-to-unstand graphical user interface that display disk space using treemaps. Disk Inventory X is released fully free and open-source under the GNU General Public License.

With Disk Drill you can perform data recovery for a variety of components, including hard disk drives, SSD drives, USB flash drives, cameras, memory cards, even Kindles. The software can help you if have files or whole partitions missing from your computer or having trouble accessing external USB drives. Allowing you to recover critical business documents, music, photos or videos. Disk Drill is available as a freemium software for Mac and Windows computers.

WinDirStat is a disk usage statistics viewer and cleanup tool, inspired by KDirStat.

Win32 Disk Imager is a tool for creating bootable USB drives.