Treesize V4.7.1.525 //free\\ -

It does not use the USN Journal (like WizTree does). It uses a standard directory traversal. This means it is accurate but slightly slower than modern "instant" scanners.

At the time of its release, Windows 10 was just gaining traction, and SSDs were becoming mainstream but still expensive. TreeSize v4.7.1.525 was designed to bridge the gap between the older Windows 7-era interface and the needs of modern NTFS filesystems. treesize v4.7.1.525

9/10 Rating (for use on Windows 11 in 2025): 6/10 (functional but dated) Disclaimer: JAM Software continues to develop TreeSize actively. For security and modern features, purchase the latest version. This article is for educational and legacy support purposes only. It does not use the USN Journal (like WizTree does)