WinDirStat

WinDirStat is a disk usage statistics viewer and cleanup tool, inspired by KDirStat.

• Different visualization, same functions Guest • Aug 2018 Disagree   Agree
• while baobab is more interactive and concise, windirstat does provide a good look at space usage graphically. johnsohn • Jun 2017 • 0 agrees and 2 disagrees Disagree   Agree

Free Open Source Windows

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...

• Vastly different visualization of tree structure makes it far more difficult to understand the space folders are taking up. Guest • Dec 2016 • 0 agrees and 2 disagrees Disagree   Agree

Free Windows

TreeSize

TreeSize tells you where precious disk space has gone to. It can be started from the context menu of a local folder or a local drive and displays the size of each...

Freemium $ $ $ Windows PortableApps.com

WizTree

Identify the data vacuums on your hard drive with pinpoint precision very, very quickly.

Free Windows

ncdu

A disk usage analyzer with an ncurses interface, aimed to be run on a remote server where you don't have an entire gaphical setup, but have to do with a simple SSH...

• In command line only. seems to be ok I am testing. Thank alternativeto.net ;-) Guest • Dec 2015 • 1 agrees and 0 disagrees Disagree   Agree
• Fast, responsive, terminal, cozy usage. iHateInventNames • May 2017 Disagree   Agree

Free Open Source Mac Linux BSD

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

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...

• It's a great alternative for Android devices. Guest • Jun 2018 Disagree   Agree

Free Open Source Android Android Tablet

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...

• Similar interface and easy to use compared to other alternatives Guest • Feb 2018 Disagree   Agree

Free Mac Windows Linux BSD

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

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.

• 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.

• It works (but is only windows)! Guest • Aug 2015 Disagree   Agree
• Simple and intuitive interface to display the files and their sizes compared to other programs. Guest • Dec 2017 Disagree   Agree

Free Windows

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

QDirStat

QDirStat is a graphical disk usage utility. The successor of KDirStat without any KDE dependencies.

Free Open Source Mac Linux BSD

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

Xinorbis

Xinorbis is a completely FREE, powerful Windows-based data storage analyser for single users or network administrators. Provides an instant visual display of the...

Free Windows

RidNacs

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...

Free Windows