


1Tree is described as '(100% FREE) lets you see all directories/files size in 1 tree, in order to let you to do the manual disk cleaning work easily. It loads drives, folders and files with their sizes (sorted by size), and provides you with the common commands' and is an app. There are more than 25 alternatives to 1Tree for a variety of platforms, including Windows, Mac, Linux, BSD and Flathub apps. The best 1Tree alternative is WinDirStat, which is both free and Open Source. Other great apps like 1Tree are WizTree, Baobab Disk Usage Analyzer, TreeSize and SquirrelDisk.



SpaceObServer is a powerful and flexible hard disk space manager for Windows. It scans local and network drives using a background service and stores their structure, sizes and properties in an SQL database. Linux and Unix filesystems can be scanned via SSH (Secure Shell).



Folder Size Explorer is a simple and free Windows Explorer clone with the added ability to calculate folder sizes. Microsoft's built-in Windows Explorer does not calculate folder sizes which means you have to manually select folders then click properties to determine their...




Diskitude helps you figure out what is taking up space on your hard drive using a ring chart. Its intuitive and animated interface allows you to easily explore your file system and prune your files. Plus its super small (only 10 KB) so it loads really fast and wont take up any...


GetFoldersize allows you to determine the size of folders and sub-folders on your hard drive. Determine which programs are taking up your hard disk space. For each folder, you can display the total file size and the number of files and subfolders in the folder.

UtilStudio Disk Space Finder is a simple tool that you can use to find the files that occupy the most space on your computer. The application can scan any folder and display the file size, while also enabling you to preview the selected files.

DiskView shows you a graphical map of your disk, allowing you to determine where a file is located or, by clicking on a cluster, seeing which file occupies it.

Disk analyzer pro is the best disk space management software and storage analyzer which helps in managing and handling hard disk space and running your PC with the highest speed.

TreePie : a simple way to display disk usage. It shows the distribution of size in a tree of directories by using an interactive multilevel pie (sunburst diagram). Really small and simple.


Folder Size Catalog provides at-a-glance view of your folders and folder sizes so that you can easily check the distribution of your disk space.




Program to help recover disk space. Gives pie-chart view of disk usage, including unused space, with the ability to drill down into folders. Shows actual or nominal space occupied. Knows about the effects of cluster sizes.
ShowMan is the most popular Web-based alternative to 1Tree.
Landiskape is a storage visualizer which tells you how your storage is being used by using an easy to understand 2D chart.



