Alternatives to Overdisk for all platforms with any license

  • SpaceSniffer

    SpaceSniffer is a 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...

    Free Windows

    Hierarchical heatmaps Portable Add a feature

    SpaceSniffer icon
    • Does not have a pie chart or sunburst chart display option. Guest • Feb 2018 Disagree   Agree
    • No waiting time at all, shows result of scanned area Guest • Jun 2018 Disagree   Agree

  • Baobab

    Baobab Disk Usage Analyzer is a graphical, menu-driven application to analyse disk usage on Linux. Disk Usage Analyzer can easily scan either the whole filesystem tree...

    Free Open Source Linux BSD FreeBSD GNOME

    No features added Add a feature

    Baobab icon

  • DaisyDisk

    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...

    Commercial $ $ $ Mac OS X

    Tree view Add a feature

    DaisyDisk icon

  • JDiskReport

    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. The tool...

    Free Mac OS X Windows Linux BSD

    Ad-free Categories Portable Add a feature

    JDiskReport icon

  • DiskUsage

    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...

    Free Open Source Android

    Folder Hierarchy Add a feature

    DiskUsage icon

  • GrandPerspective

    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...

    Free Open Source Mac OS X

    Lightweight Add a feature

    GrandPerspective icon

  • Scanner

    This tool uses a sunburst chart to display the usage of your hard disk or other media. The chart shows all major files and folders from all directory levels at once.

    Free Windows

    Vectorize raster images Add a feature

    Scanner icon
    • Discontinued The program seems to be no longer updated. Last version, 2.13, released in July 2012, is fully working and can be still downloaded from the official website.

  • SpaceMonger

    SpaceMonger is a treemapping tool for hard disks and file systems. Scan, map and manage PC, network and cloud storage Copy, move and delete files to free...

    Commercial $ $ $ Windows

    No features added Add a feature

    SpaceMonger icon

  • FolderSizes

    FolderSizes provides an engaging, interactive disk space analysis experience that you must try yourself to truly appreciate. More than just a series of diverse reports...

    Commercial Windows

    No features added Add a feature

    FolderSizes icon

  • K4DirStat

    K4DirStat, fork of KDirStat , is a small utility program that sums up disk usage for directory trees, very much like the Unix...

    Free Open Source Linux KDE

    No features added Add a feature

    K4DirStat icon

  • GD Map

    GdMap is a tool which allows to visualize disk space. Ever wondered why your hard disk is full or what directory and files take up most of the space? With GdMap these...

    Free Open Source Linux

    No features added Add a feature

    GD Map icon

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