The 2.80 version of TreeSize for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. We recommend checking the downloaded files with any free antivirus. This Mac app was originally produced by woojooin. TreeSize for Mac relates to System Tools.
From the developer:
TreeSize is a handy application that scans selected drives or folders in order to inform you about the data stored on your computer. You have the chance to find out which files take most of your computer free space. The program shows you the largest 100 items and lets you you select which files to clean.
You may want to check out more software for Mac, such as Tree Size, which might be similar to TreeSize.
File Managers
HDD Management