TreeSize helps you analyze disk space and clean up your PC in seconds. Find large files and free up storage instantly. Download TreeSize Free Now!

TreeSize Free is the best lightweight, efficient solution for managing disk space on personal systems without installation. Run it directly from a USB flash drive on one or more personal …

TreeSize Free displays all files and folders compressed with the formats LZX and XPress as well as NTFS compression rates. Whole folder branches can be compressed via NTFS. Access …

Compare our flagship TreeSize Professional with our enterprise solution SpaceObServer and find the edition for your storage management needs.

TreeSize enables you to save file system branch information to an XML file or to take a snapshot of the disk space usage at a certain point in time. To monitor disk space usage development …

Please note: This TreeSize Free version is outdated and does not include latest features and bug fixes. Furthermore, there will be no more security updates for Windows 7 and Windows Vista.

Yes, TreeSize Free may be used in commercial and enterprise environments. TreeSize Free has the limitation that it cannot scan network drives in Windows domains, this is only possible with …

Nov 20, 2025 · TreeSize Free is now available again in the Windows context menu for drives, allowing you to quickly check the size of folders and files directly by right-clicking.

As the creators of TreeSize, we are passionate about developing powerful and highly reliable software solutions for the needs of IT professionals as well as casual users.

To make it easy for even casual users to work with TreeSize, our TreeSize Wizard gives you tips for your first steps. At the first start after installation, choose what you want to do from a clear list.