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Best Disk Space Analyzers in 2026

Updated

104 disk space analyzers ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.

104ranked
7free plans on this page
$1.25/molowest paid tier
3 Oct 2026last checked
  1. 26

    Flare Scan

    7.6
    macOS
    Free plan
    Yes
    Desktop platforms
    macos
    Treemap view
    Yes
    File-type breakdown
    Yes
    RecognisedDocumentedFree planPlatforms
    About Flare ScanVisit site
  2. 27

    Drive Sonar

    7.6
    LinuxmacOSWindows
    Desktop platforms
    windows, macos, linux
    Treemap view
    Yes
    File-type breakdown
    Yes
    RecognisedDocumentedFree planPlatforms
    About Drive SonarVisit site
  3. 28

    Neodisk

    7.5
    macOS
    Free plan
    Yes
    Desktop platforms
    macOS
    Treemap view
    Yes
    Application sizes
    Yes
    File-type breakdown
    Yes
    RecognisedDocumentedFree planPlatforms
    About NeodiskVisit site
  4. 29

    DiskMap

    7.5
    Windows
    Free plan
    Yes
    Desktop platforms
    windows
    Treemap view
    Yes
    Application sizes
    No
    File-type breakdown
    Yes
    RecognisedDocumentedFree planPlatforms
    About DiskMapVisit site
  5. 30

    SpaceSniffer

    7.5
    Windows
    Free plan
    Yes
    Desktop platforms
    windows
    Treemap view
    Yes
    File-type breakdown
    Yes
    RecognisedDocumentedFree planPlatforms
    About SpaceSnifferVisit site
  6. 31

    ccdu

    7.4
    LinuxmacOS
    Free plan
    Yes
    Desktop platforms
    linux, macos
    Treemap view
    Yes
    RecognisedDocumentedFree planPlatforms
    About ccduVisit site
  7. 32

    Radix

    7.4
    macOS
    Free plan
    Yes
    Desktop platforms
    macos
    Treemap view
    Yes
    Application sizes
    No
    RecognisedDocumentedFree planPlatforms
    About RadixVisit site
  8. 33

    DiskLens

    7.4
    macOSWindows
    Free plan
    Yes
    Desktop platforms
    macOS, Windows
    Treemap view
    No
    Application sizes
    Yes
    File-type breakdown
    Yes
    RecognisedDocumentedFree planPlatforms
    About DiskLensVisit site
  9. 34

    DiskBrain

    7.4
    Free plan Windows
    Free plan
    Yes
    Desktop platforms
    windows
    RecognisedDocumentedFree planPlatforms
    $2/mofirst paid tier About DiskBrainVisit site
  10. 35

    winTrim

    7.4
    Free plan LinuxmacOSWindows
    Free plan
    Yes
    Desktop platforms
    windows, macos, linux
    Treemap view
    Yes
    Application sizes
    Yes
    File-type breakdown
    Yes
    RecognisedDocumentedFree planPlatforms
    Free About winTrimVisit site
  11. 36

    Spacie

    7.3
    macOS
    Free plan
    Yes
    Desktop platforms
    macos
    Treemap view
    Yes
    File-type breakdown
    Yes
    RecognisedDocumentedFree planPlatforms
    About SpacieVisit site
  12. 37

    AppleTree

    7.3
    macOS
    Free plan
    Yes
    Desktop platforms
    macos
    Treemap view
    Yes
    File-type breakdown
    Yes
    RecognisedDocumentedFree planPlatforms
    About AppleTreeVisit site
  13. 38

    SpaceBrowser

    7.3
    LinuxmacOSWindows
    Free plan
    Yes
    Desktop platforms
    Windows, Linux, macOS
    Treemap view
    Yes
    RecognisedDocumentedFree planPlatforms
    About SpaceBrowserVisit site
  14. 39

    dumap

    7.3
    LinuxmacOSWindows
    Desktop platforms
    windows, macos, linux
    Treemap view
    Yes
    File-type breakdown
    Yes
    RecognisedDocumentedFree planPlatforms
    About dumapVisit site
  15. 40

    FreeSize

    7.3
    Free plan LinuxmacOSWindows
    Free plan
    Yes
    Desktop platforms
    windows, macos, linux
    Treemap view
    Yes
    RecognisedDocumentedFree planPlatforms
    CHF 2.42/mofirst paid tier About FreeSizeVisit site
  16. 41

    rsdirstat

    7.2
    LinuxmacOSWindows
    Free plan
    Yes
    Desktop platforms
    macos, linux, windows
    Treemap view
    Yes
    File-type breakdown
    Yes
    RecognisedDocumentedFree planPlatforms
    About rsdirstatVisit site
  17. 42

    OpenDisk

    7.2
    Free plan macOS
    Free plan
    Yes
    Desktop platforms
    macos
    RecognisedDocumentedFree planPlatforms
    Free About OpenDiskVisit site
  18. 43

    Sift

    7.2
    Free plan macOS
    Free plan
    Yes
    Desktop platforms
    macOS
    Treemap view
    No
    RecognisedDocumentedFree planPlatforms
    $1.67/mofirst paid tier About SiftVisit site
  19. 44

    DaisyDisk

    7.1
    macOS
    Free plan
    No
    Paid from
    $9.99one-time
    Desktop platforms
    macos
    Treemap view
    Yes
    RecognisedDocumentedFree planPlatforms
    $9.99/mofirst paid tier About DaisyDiskVisit site
  20. 45

    SpaceMan

    7.1
    LinuxmacOSWindows
    Desktop platforms
    windows, macos, linux
    Treemap view
    Yes
    RecognisedDocumentedFree planPlatforms
    About SpaceManVisit site
  21. 46

    Disk Xray

    7.1
    macOS
    Paid from
    $29one-time
    Desktop platforms
    macos
    File-type breakdown
    Yes
    RecognisedDocumentedFree planPlatforms
    $29/mofirst paid tier About Disk XrayVisit site
  22. 47

    duvis

    7.1
    LinuxmacOSWindows
    Free plan
    Yes
    Desktop platforms
    windows, macos, linux
    Treemap view
    Yes
    RecognisedDocumentedFree planPlatforms
    About duvisVisit site
  23. 48

    gdu

    7.1
    LinuxmacOSWindows
    Free plan
    Yes
    Desktop platforms
    Linux, macOS, Windows
    Treemap view
    Yes
    Application sizes
    No
    File-type breakdown
    No
    RecognisedDocumentedFree planPlatforms
    About gduVisit site
  24. 49

    Disk Analyzer

    7.1
    Free plan Windows
    Free plan
    Yes
    Desktop platforms
    windows
    Treemap view
    Yes
    RecognisedDocumentedFree planPlatforms
    Free About Disk AnalyzerVisit site
  25. 50

    DiskTree

    7.1
    Free plan macOS
    Free plan
    Yes
    Desktop platforms
    macos
    Treemap view
    Yes
    RecognisedDocumentedFree planPlatforms
    $1.25/mofirst paid tier About DiskTreeVisit site

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