SpaceRadar allows interactive visualization of disk space and memory. It currently supports Sunburst, Treemap, and Flamegraph charts.



DiskSight is described as 'Easily find and remove unneeded files you may have forgotten about' and is a System Cleaner in the os & utilities category. There are more than 50 alternatives to DiskSight for a variety of platforms, including Windows, Mac, Linux, BSD and Flathub apps. The best DiskSight alternative is WinDirStat, which is both free and Open Source. Other great apps like DiskSight are WizTree, Baobab Disk Usage Analyzer, Filelight and TreeSize.
SpaceRadar allows interactive visualization of disk space and memory. It currently supports Sunburst, Treemap, and Flamegraph charts.



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...




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.


OmniDiskSweeper is a Mac OS X utility for quickly finding and deleting big, useless files and making space on your hard disks. OmniDiskSweeper scans your disks and highlights the biggest files, so you can determine what's using up your disk space.



iCloud Cleaner is a native macOS app that helps you stop paying for iCloud storage. It scans your iCloud Drive, Desktop, and Documents to find what's eating your space — node_modules, .git folders, old archives, caches, and large files you forgot about.



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.

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...




DiskCatalogMaker is a simple disk management tool which catalogs disks and folders.




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, FolderSizes allows you to visualize your disk space usage from multiple perspectives, like SequoiaView.




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.



Inspect your disk and find the files that occupy the most space or that haven’t been modified in a long time.



