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

SpaceSniffer is described as 'Tool application that gives you an idea of how folders and files are structured on your disks. By using a Treemap visualization layout, you have immediate perception of where big folders and files are situated on your devices' and is a very popular disk usage analyzer in the system & hardware category. There are more than 50 alternatives to SpaceSniffer for a variety of platforms, including Windows, Mac, Linux, BSD and KDE Plasma apps. The best SpaceSniffer alternative is WinDirStat, which is both free and Open Source. Other great apps like SpaceSniffer are WizTree, Baobab Disk Usage Analyzer, TreeSize and Filelight.

filter to find the best alternatives

SpaceSniffer alternatives are mainly Disk Usage Analyzers, but if you're looking for Duplicate File Finders or System Cleaners you can filter on that. Other popular filters include Linux, Mac, 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. WizTree icon

    WizTree

     277 likes

    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.

    87 WizTree alternatives

    Cost / License

    • Free Personal
    • Proprietary

    Application type

    Platforms

    • Windows
    WizTree screenshot 1
     
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    2
    Comments about WizTree as an Alternative to SpaceSniffer
    Jonathan Brickman
    Positive
    1

    SpaceSniffer is faster, and free of charge. WizTree is fancier.

    davaga6837
    Positive
    0

    It's fast, functional, lightweight.

    WizTree icon
    WizTree icon
    • WizTree is Free Personal and ProprietarySpaceSniffer is Free and Proprietary
    • WizTree is Privacy focusedSpaceSniffer is not according to our users
  4. 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
  5. Ad
  6. TreeSize icon

    TreeSize

     296 likes

    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.

    89 TreeSize alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Windows
    • PortableApps.com
    The main window is split into the file system tree on the left and the details view on the right.
     
  7. 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
  8. 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
     
  10. 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
  11. DaisyDisk icon

    DaisyDisk

     114 likes

    Analyzes disk usage with an intuitive sunburst map, locating and previewing large or unused files across any mounted disk, with drag-and-drop management, fast scanning, real-time updates as files are removed, system integration, and support for various file systems.

    87 DaisyDisk alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
    DaisyDisk 4 showing HD level scan, including free space on the disk. Hidden volumes are revealed in DaisyDisk that you normally can't see in Apple's utilities.
     
  12. 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
     
  13. SpaceMonger icon

    SpaceMonger

     47 likes

    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...

    77 SpaceMonger alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Windows
    SpaceMonger screenshot 1
     
  14. JDiskReport icon

    JDiskReport

     93 likes

    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.

    69 JDiskReport alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    JDiskReport screenshot 1
     
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    1
    Comments about JDiskReport as an Alternative to SpaceSniffer
    Guest
    Positive
    1

    Pro: Very good hierarchical breakdown + pie chart of consumed space Con: Requires Java

    Review by a new / low-activity user.
    JDiskReport icon
    JDiskReport icon
    • JDiskReport is Free and ProprietarySpaceSniffer is also Free and Proprietary
  15. WinExt Free icon

    WinExt Free

     10 likes

    Powerful Win utilities: fix registry, clean junk, protect privacy, optimize system, quick launch, find duplicates, folder size, see more recent resources, activity monitor, batch operation, synchronization, disable context menus, skip UAC, trace file.

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Windows
    WinExt Free screenshot 1
     
12 of 66 SpaceSniffer alternatives