Cost / License
- Free
- Open Source
Application type
Platforms
- Linux
- BSD

Apps similar to SpaceObServer include WinDirStat, which is free and open source. Other options are WizTree, Baobab Disk Usage Analyzer, Filelight and TreeSize. You're spoiled for choice with Disk Usage Analyzers like SpaceObServer: we list more than 50 alternatives for Windows, Mac, Linux, the web and Android.




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.


ClearDisk is a Mac OS X utility designed to clean the hard disk of unnecessary files which clog up the disk space. The goal of ClearDisk is just to find unused files on your computer and remove them. ClearDisk saves your time by cleaning your disk in a fast and intuitive manner.



Klarity is a disk space analyzer for macOS that shows where your storage went as a treemap: every file and folder is a rectangle sized to scale, so the biggest items are visible at a glance instead of being found one folder at a time.




Disk Space Fan Pro is a is not only a duplicate file finder, but also a powerful disk space analysis tool for Windows. It helps you to free up disk space by quickly finding and deleting big, useless files.

"DiskMapper is a remarkable utility that frees up megabytes and megabytes of hard disk space - quickly and easily by showing you a useful, graphical, color-coded map of your hard disk. DiskMapper lets you quickly delete or compress programs and files you dont need or rarely...

Disk Usage Analyzer - a free program to analyze disk space of the computer. It helps you to quickly and easily determine the size of folders on your computer, as well as the number of files they contain.

The most powerful disk space sizing and analysis utility there is! Answering the Who/What/Where/When of your Disk Space.


SpaceBrowser scans a folder or volume and displays its contents as a size-proportional treemap, making large files and directories easy to identify.

Disk Space Finder helps visualize your data to find wasted space. It shows you a graphical diagram of what is takeing up your space.

Native macOS disk analyzer that scans folders and space, presenting file-type treemaps or ring charts beside a Finder-style outline. It can reveal items, send them to Trash after confirmation, flag caches and build output, and offer an optional read-only JSON CLI.


