TreeSize is a disk space analyzer for Windows with customizable file search and several exporting and reporting possibilities. Download for free today!

TreeSize offers different features including efficient disk space management, reporting, file search, size growth tracking and many more!

Download the portable version of TreeSize Free to manage your disk space without installing anything.

We offer different editions for different requirements. Compare our flagship TreeSize with SpaceObServer and find the solution that best fits your needs.

Download the last TreeSize Free version that supports Windows 7 and Windows Vista right here!

The main window offers a clear and easy to use interface which is split into the file system tree on the left and the details view on the right. An optional bar chart facilitates easy overview. While the scan is …

On each system, redundant files accumulate over time. Those space hogs block valuable disk space and can even slow down your PC. With TreeSize you can identify very large or old files, temporary …

Nov 20, 2025 · What's new in TreeSize Free. See the latest changes or search through past changelogs.

I want to activate/deactivate the context menu entry shown for TreeSize Free in the Windows Explorer's context menu for folders. I've seen the option with the installer, but do I really need to reinstall the …

See the latest updates of the famous disk space manager at one glance.