“Folder & Disk Analysis Tool”


TreeSize is Folder & Disk Analysis Tool.

– Do you want to know what kinds of data you have in your Mac and storages ?
– Do you want to know how much data of them are occupying your disk ?
– Do you want to know detailed usage of disk space ?
– Do you want to check and clean unnecessary big data files and make more space more easily ?

If you want one of them you’d better have TreeSize !!

TreeSize gives you the easiest way to see what kind, how much, where the data is in your Mac.


It’s very easy and intuitive to use : just drag folder and disk or open it !!
It shows kinds of data in rainbow color so that you can see how much they are at one glance !!
It shows classical tree structure so that you can easily navigate to where you want to go.
It shows the biggest 100 items and lets you pick them up and clean.
It shows all items in order of size, name or date.
You can check the content of file by Quick look panel.
You can see any file or folder in Finder by one click.
You can open any file with proper application by one click.
You can open any folder with ‘Open with TreeSize’ in Service Menu