Official WizTree web site. WizTree is the fastest disk space analyzer available for Windows. It reads the Master File Table (MFT) directly from the disk, bypassing Windows and gaining a huge performance …

Mar 6, 2026 · WizTree is the fastest disk space analyzer for Windows. Download the latest version here. Use it to quickly locate and remove space hogs from your hard drive and free up valuable disk space.

WizTree is able to locate duplicate files based on file name, size and optionally modified date. To locate duplicates, select the "File View" tab and select the desired duplicate detection method from the …

WizTree is a very high speed disk space analyzer utility for Windows. It scans your hard drive and shows you which files and folders are using the most disk space.

Because they don't appear as files in the WizTree scan results, the total allocated space of all files found by WizTree will almost always be slightly less than the "Space Used" value reported by Windows.

Nov 24, 2025 · WizTree now reads this information from the MFT file if it's available instead of making any assumptions which if wrong would lead to incorrect MFT parsing. Background file monitoring for …

Jul 2, 2025 · Download older version of WizTree here Old Versions of WizTree Older versions of WizTree can be downloaded here

WizTree vs WinDirStat Speed Test Results Speed of WizTree vs WinDirStat All tests were run after a fresh boot and after waiting a few minutes for the system to become idle. Both hard drives were …

If the code cannot be validated, check that your firewall, antivirus or other security software isn't blocking WizTree from connecting to the Internet. WizTree must be able to connect to our server at "antibody …

You can use WizTree commercially or help support WizTree development by purchasing a supporter code license. Use the supporter code to remove the "Donate" button from WizTree.