DiskSavvy is a free, fast and easy-to-use disk space analyzer utility allowing one to analyze disk usage in one or more disks, directories, network shares and/or NAS storage devices.




DaisyDisk is described as 'Visually analyzes disk space with an interactive sunburst map, identifies and previews large files, and enables efficient removal to reclaim storage space' and is a very popular disk usage analyzer in the system & hardware category. There are more than 50 alternatives to DaisyDisk for a variety of platforms, including Windows, Mac, Linux, BSD and Flathub apps. The best DaisyDisk alternative is WinDirStat, which is both free and Open Source. Other great apps like DaisyDisk are WizTree, Baobab Disk Usage Analyzer, TreeSize and SquirrelDisk.
DiskSavvy is a free, fast and easy-to-use disk space analyzer utility allowing one to analyze disk usage in one or more disks, directories, network shares and/or NAS storage devices.




RidNacs is a very fast disk space usage analyzer for Microsoft Windows. It scans your local drives, network drives or single directories and produces a tree view with a percentage bar chart column. This gives the user a quick and easy way to identify the largest directories and...




Folder Size analyzes your hard drives and displays file and folder sizes so that you can easily check the distribution of your disk space. The application will display the sizes of the folders and files and also the percentage of the total disk size that they occupy in a bar...




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 questions can be answered quickly. To display directory structures cushion treemaps are used which visualize a...

Duc is a collection of tools for inspecting and visualizing disk usage.
Duc scales quite well, it has been tested on systems with more than 500 million files and several petabytes of storage.





Disk Space Fan is a powerful disk space analysis tool for Windows and it is a freeware. It helps you to free up disk space by quickly finding and deleting big, useless files. It displays disk space usage with a nice chart. You can navigate the folders easily with the chart.




MeinPlatz "My-Place" offers an easy and fast way to scan the hard disk for lost disk space. With analysis on a percentage basis and grouping by folders, file types, size or date. It has also a nice print and export function.




Visual disk usage analyzer for Mac featuring byte-level duplicate file detection, detailed storage statistics, customizable folder scans, temporary file removal, undo safeguards, selective cleanup, support for large files, and dedicated modules for managing storage.




The most powerful disk space sizing and analysis utility there is! Answering the Who/What/Where/When of your Disk Space.


Create a visual representation of the amount of space each file is taking on your hard drive. It creates a "squarified treemap" that makes it easy to see where all your space is going.

Disko is a small minimalist MacOS application that allows you to see how much disk space individual application are using. It is broadly inspired by the Disk Usage Analyzer application on GNU/Linux.

Freeware version is enough for my needs and very similar to DaisyDisk