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Open Source TreeSize Alternatives for Windows

There are many alternatives to TreeSize for Windows if you are looking for a replacement. The best open source Windows alternative is WinDirStat. If that doesn't suit you, our users have ranked more than 50 alternatives to TreeSize and six of them are open source and available for Windows so hopefully you can find a suitable replacement. Other interesting open source Windows alternatives to TreeSize are Filelight, Space Radar, Disk Usage Reports and crossdirstat.

TreeSize alternatives are mainly Disk Usage Analyzers but may also be File Managers or System Cleaners. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of TreeSize.
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TreeSize iconTreeSize
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  • FreemiumProprietary
  • Windows
  • PortableApps.com

TreeSize Professional tells you where precious disk space has gone to. It can be started from the context menu of a local...

Learn more about TreeSize

  1. WinDirStat is a disk usage statistics viewer and cleanup tool, inspired by KDirStat .

    Folder sorted after their foldersize
    WinDirStat vs TreeSize opinions
    Most users think WinDirStat is a great alternative to TreeSize.
    frenchiveruti

    It's Open Source, Free, and does the exact same thing but faster, yes you may not have the features of the PREMIUM version of Tree Size, but we are comparing the free version.

    Positive comment ago
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  2. Filelight icon

    Filelight

    • FreeOpen Source
    • Windows
    • Linux
    • BSD

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

    Screenshot


  3. Space Radar icon

    Space Radar

    • FreeOpen Source
    • Mac
    • Windows
    • Electron / Atom Shell

    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.

    Screenshot
  4. Disk Usage Reports icon

    Disk Usage Reports

    • FreeOpen Source
    • Mac
    • Windows
    • Linux

    Disk Usage Reports is a web-based way to view disk usage on remote computers or servers, or to provide usage reports to users who store files on your server. Reports are stored as static files which are retrieved via AJAX. No database is required.

    Discontinued

    Latest version 2.0.1 is back to April, 5 2013

    Screenshot
  5. crossdirstat icon

    crossdirstat

    • FreeOpen Source
    • Mac
    • Windows
    • Linux

    Free open-source cross-platform file & directory statistics as found on Github

    Screenshot


  6. TreePie icon

    TreePie

    • FreeOpen Source
    • Windows

    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.

    Screenshot
Showing 6 of 6 alternatives