The Best Open Source SpaceSniffer AlternativesTop Disk Usage Analyzers and other similar apps like SpaceSniffer

The best open source alternative to SpaceSniffer is WinDirStat. If that doesn't suit you, our users have ranked more than 50 alternatives to SpaceSniffer and 12 is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to SpaceSniffer are Baobab Disk Usage Analyzer, Filelight, ncdu and GrandPerspective.

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SpaceSniffer alternatives are mainly Disk Usage Analyzers, but if you're looking for Duplicate File Finders or File Managers you can filter on that. Other popular filters include Mac, Linux, Open Source, Android, Android + Disk Usage Analysis and Windows. These are just examples - use the filter bar below to find more specific alternatives to SpaceSniffer.
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Alternatives list

  1. WinDirStat icon

    WinDirStat

     1153 likes

    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.

    93 WinDirStat alternatives

    Cost / License

    Application type

    Platforms

    • Windows
    Folder sorted after their foldersize
     
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    2
    Comments about WinDirStat as an Alternative to SpaceSniffer
    Jonathan Brickman
    Positive
    2

    Ditto, and SpaceSniffer is much faster.

    redtrillix
    Positive
    4

    WinDirStat's visual style is just unreadable, i definitely prefer SpaceSniffer.

    WinDirStat icon
    WinDirStat icon
    • WinDirStat is Free and Open SourceSpaceSniffer is Free and Proprietary
    • WinDirStat is CustomizableSpaceSniffer is not according to our users
  2. Baobab Disk Usage Analyzer icon

    Baobab Disk Usage Analyzer

     243 likes

    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.

    82 Baobab Disk Usage Analyzer alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Linux
    • BSD
    • Flathub
    • FreeBSD
    • GNOME
    • Homebrew
    Baobab Disk Usage Analyzer screenshot 1
     
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    1
    Comments about Baobab Disk Usage Analyzer as an Alternative to SpaceSniffer
    Guest
    Negative
    -3

    rectangle visualisation is no where near as useful

    Review by a new / low-activity user.
    Baobab Disk Usage Analyzer icon
    Baobab Disk Usage Analyzer icon
    • Baobab Disk Usage Analyzer is Free and Open SourceSpaceSniffer is Free and Proprietary
  4. Filelight icon

    Filelight

     73 likes

    Provides graphical disk usage analysis using interactive segmented rings, scans local, remote and removable disks, enables navigation and file management from within the interface, displays live info on hover, and integrates with KDE file managers for efficient data management.

    67 Filelight alternatives

    Cost / License

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • KDE Plasma
    • Snapcraft
    • Flathub
    Filelight screenshot 1
     
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    1
    Comments about Filelight as an Alternative to SpaceSniffer
    Jonathan Brickman
    Positive
    1

    SpaceSniffer is much faster, and also shows System Volume Information under Windows, which Filelight does not.

    Filelight icon
    Filelight icon
    • Filelight is Free and Open SourceSpaceSniffer is Free and Proprietary
  5. ncdu icon

    ncdu

     133 likes

    A disk usage analyzer with an ncurses interface, aimed to be run on a remote server where you don't have an entire graphical setup, but have to do with a simple SSH connection. ncdu aims to be fast, simple and easy to use, and should be able to run in any minimal POSIX-like...

    42 ncdu alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Linux
    • BSD
    • Cygwin
    ncdu screenshot 1
     
  6. GrandPerspective icon

    GrandPerspective

     90 likes

    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.

    74 GrandPerspective alternatives

    Cost / License

    • Free Personal
    • Open Source

    Application type

    Platforms

    • Mac
    GrandPerspective view after scanning a source. Showing dark mode compatibility (macOS Mojave only)
     
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    1
    Comments about GrandPerspective as an Alternative to SpaceSniffer
    Guest
    Positive
    0

    closest look, feel and functionality

    Review by a new / low-activity user.
    GrandPerspective icon
    GrandPerspective icon
    • GrandPerspective is Free Personal and Open SourceSpaceSniffer is Free and Proprietary
  7. DiskUsage icon

    DiskUsage

     79 likes

    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.

    79 DiskUsage alternatives

    Cost / License

    Application type

    Platforms

    • Android
    • Android Tablet
    DiskUsage screenshot 1
     
  9. Space Radar icon

    Space Radar

     8 likes

    Space Radar is a disk and memory space visualization app built with Electron and D3.js. It currently supports Sunburst, Treemap, and Flamegraph charts and is available for Mac and Windows.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Mac
    • Windows
    • Electron / Atom Shell
    Space Radar screenshot 1
     
  10. K4DirStat icon

    K4DirStat

     11 likes

    K4DirStat, fork of KDirStat , is a small utility program that sums up disk usage for directory trees, very much like the Unix 'du' command. It displays the disk space used up by a directory tree, both numerically and graphically.

    71 K4DirStat alternatives

    Cost / License

    Application type

    Platforms

    • Linux
    • KDE
     
  12. TreePie icon

    TreePie

     5 likes

    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.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Warning

    Platforms

    • Windows
    TreePie screenshot 1
     
  13. D

    duf

     6 likes

    A disk usage free utility for Linux.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    duf screenshot 1
     
  14. xdiskusage icon

    xdiskusage

     4 likes

    xdiskusage is a user-friendly program to show you what is using up all your disk space. It is based on the design of xhttp://alternativeto.net/software/xdu/ written by Phillip C. Dykstra <dykstra at ieee dot org & gt.

    60 xdiskusage alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    Main
     
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