- Free for personal use
- Works on Windows XP/Vista/7/8(.1)
- Current version: 1.0.0 build 202 (7th of February 2014)
From the website:
- Generate disk treemaps for local or network volumes
- Search and locate files in treemaps by automatic zoom-in and positioning.
- Save entire or partial volume snapshots
- Compare snapshot against current disk state or past snapshots
- Examine changes by difference in size or percentage difference
- Copy/Move/Rename/Delete files or directories
- Directory analysis
- Tool: Compare files and/or directories
- Tool: Find duplicate files
Pictures are often worth a thousand words, so here are a few screenshots of the program.
(I blurred personal information, but you should still be able to understand how it works)





(It can take some time to scan everything, depending on the size of the drive/directory and the speed of the hard drive - but I guess that's the case with every program)
Unfortunately this program doesn't have a fancy pie chart view.