Folder Size icon OWLNext FolderSize

published by Shapeshift

Download from Windows Store


No matter how large hard disk drive you have, over time it fills up and you need to clean it. To do that effectivly, you need to easily know how much disk space each folder and subfolder occupies.

FolderSize is a tool that scans recursively the selected folder and calculates the total size of all files. Then the folder tree is displayed in the left pane with color coding and sizes. Clicking on a folder will display the files from it in the right pane and on a separate tab are displayed statistics of file sizes grouped by type. The list of folders can be exported to a comma-separated or tab-delimited text file.

It is open-source application is written in C++ using the OWLNext framework. The full source code is available on the project site.

What's new:

  • Added options to control the file size units.
  • Added ability to re-arrange columns in the list views.
  • Added context menus to the list views.
  • Added command-line arguments to generate folder size listings without displaying UI.
  • Added ability to export comma-separated or tab-delimited text file with a listing of the folders and their sizes.
  • Added settings dialog.
  • Added "Show in Explorer's context menu" button in the settings dialog.