



Filelight is described as 'Displays disk usage visually with interactive segmented rings, scans local and remote disks, allows direct file management, and integrates with KDE file managers' and is a popular disk usage analyzer in the os & utilities category. There are more than 50 alternatives to Filelight for a variety of platforms, including Windows, Mac, Linux, BSD and Flathub apps. The best Filelight alternative is WinDirStat, which is both free and Open Source. Other great apps like Filelight are WizTree, Baobab Disk Usage Analyzer, TreeSize and SpaceSniffer.




Disk Usage Analyzer - a free program to analyze disk space of the computer. It helps you to quickly and easily determine the size of folders on your computer, as well as the number of files they contain.

Helps you figure out where all that hard drive space has gone on your computer. Visually displays the size of each folder in the form of a bar graph.

Program to help recover disk space. Gives pie-chart view of disk usage, including unused space, with the ability to drill down into folders. Shows actual or nominal space occupied. Knows about the effects of cluster sizes.

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.


DissectMac is a native, privacy-first macOS utility that uses an interactive treemap to visualize storage, allowing users to reclaim gigabytes in seconds through deep app uninstallation and real-time system monitoring.




Klarity is a beautiful disk analyzer for macOS that helps you understand exactly where your storage is going.




DiskNebula turns your storage into a living treemap, then uses private on-device AI to explain what is taking up space, what is likely safe to remove, and where to start cleaning up.




A native Windows application for quickly analyzing disk usage and finding the files and folders that consume the most space.




A modern disk space analyzer for Windows that visually maps your storage and uses AI to help you quickly find and clean up unnecessary files.

StorageRadar maps your disk, shows blocked paths instead of hiding them, lets you dry-run cleanup, and compares what changed over time. Scan data stays local, while analytics and diagnostics remain separately controllable in settings.



