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.



QDirStat is described as 'Graphical disk usage utility. The successor of KDirStat without any KDE dependencies' and is a disk usage analyzer in the system & hardware category. There are more than 50 alternatives to QDirStat for a variety of platforms, including Windows, Mac, Linux, BSD and KDE Plasma apps. The best QDirStat alternative is WinDirStat, which is both free and Open Source. Other great apps like QDirStat are WizTree, Baobab Disk Usage Analyzer, TreeSize and Filelight.
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.



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.








A file manager with a focus on storage side of things: Monitoring, classing, storage, duplicate cleanup, archiving, and moving.




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...

Xinorbis is a completely FREE, powerful Windows-based data storage analyser for single users or network administrators. Provides an instant visual display of the contents of a hard disk, single or multiple directories. Output reports to XML, CSV, HTML or plain ASCII.




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.





It's not even close: "duf" is a fancy version of the "df" command, "QDirStat" does what the "du" command does and much more.

Disk analyzer pro is the best disk space management software and storage analyzer which helps in managing and handling hard disk space and running your PC with the highest speed.

This free-for-personal-use software utility analyses storage disk usage, and then presents the gathered information in graphical format(s) viz. a directory tree, or a pie chart.

WhatSize is a simple tool that allows the user to quickly measure the size in bytes of a given folder and all subfolders and files within it. You would be surprised at how many useless files might be laying around on your hard disks.



Directory Report is a file manager designed to scan large hard drives to find duplicate files, rename files, locate large files and folder, print folder content and more. It provides a simple interface that will appeal to technical users.



It's not graphical at all, it's just text mode; and it only offers at most 5% of the features. This is comparing apples and oranges.