1] WizTree. Known for its speed and efficiency, WizTree is a free, high-performance disk space analyzer for Windows PC. It uses a treemap to visually represent disk usage, allowing you to quickly ...

While the built-in Disk Footprint Tool in Windows 11/10/8.1 will let you carry out several tasks pertaining to Disk Space usage, if you are looking for 3rd-party tools with a UI, check these out.

A few more tricks up the baobob tree is the ability to display results as ring charts or treemap charts. But wait, you get more, such as a detailed disk usage list sorted by directory. No Comparison.