SpaceObServer Alternatives

Comprehensive disk analysis tool offering treemap visualizations to identify large files, duplicate detection, and versatile cleanup actions. Operates offline, ad-free, and open-source, it runs portably on Windows without registration, providing a lightweight solution to manage disk storage.

Comprehensive disk usage analyzer providing ultra-fast insight into space consumption by directly reading NTFS file systems. Identify top space hogs, sort content by size, and enjoy features like portability, offline access, dark mode, and no registration needs. Exclusive to NTFS drives.

Powerful GNOME application that provides in-depth disk usage analysis with graphical representation. It supports scanning of volumes, specific directories, and network folders, offering insights into space allocation both locally and remotely.

Comprehensively analyze disk space usage with TreeSize across local, network drives, and mobile devices. Features include folder sizes, subfolders, file counts, NTFS compression rates, interactive 3D charts, and the ability to target large, temporary, and duplicate files, even via MTP and WebDAV.

SquirrelDisk shows you exactly what's taking up all that space and helps you clear it out. Using SquirrelDisk is a matter of clicking one button to easily find all the huge files on your computer.

Filelight is an application to visualize the disk usage on your computer.

GrandPerspective is a small utility application for Mac that graphically shows the disk usage within a file system. It can help you to manage your disk, as you can easily spot which files and folders take up the most space.

DiskUsage provides a way to find out which files and directories on the SD card of your Android phone are consuming the most space. It displays diagram with directories/subdirectories proportional to their size. Users are allowed to zoom in to look at specific directory content.

QDirStat is a graphical disk usage utility. The successor of KDirStat without any KDE dependencies.

With DaisyDisk you can free up disk space by quickly finding and deleting big, useless files. The program scans any mounted disk and displays it on the sunburst map, where segments mean files and folders, proportionally to their sizes. The map is easy to read and navigate.

SpaceMonger is a treemapping tool for hard disks and file systems. It scans, maps, and manages PC, network, and cloud storage. It can copy, move, and delete files to free up storage space. It helps locate large files and folders quickly with Treemap visuals and finds files by...

JDiskReport enables you to understand how much space the files and directories consume on your disk drives, and it helps you find obsolete files and folders.