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

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...

• Pro: Very good hierarchical breakdown + pie chart of consumed space Con: Requires Java Guest • Mar 2017 • 1 agrees and 0 disagrees 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

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...

Free Open Source Mac Linux BSD

DiskWave

DiskWave is a free utility to help you determine where most of your hard drive space is consumed. The program scans your hard drive to compute the size of all folders...

• Discontinued The program seems to be dead, as announced in a tweet of the author: https://twitter.com/bartheph/status/742596462807265280 . The website and the changelog look abandoned. Last version, 0.4.3, released by the end of 2015, can be still downloaded from the official website.

Free Mac

Disk Xray

Disk Xray is a disk usage statistics viewer, duplicate files/folders finder and cleanup tool for Mac OS X. Disk Xray consists of three modules: 1. Folder scanner is...

Commercial Mac

WhatSize

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...

Commercial Mac

Systweak Disk Analyzer Pro

Disk Analyzer Pro is a useful tool that swiftly analyzes your disk space and demonstrates the usage of the disk in terms of file count, file size, created date, etc. It...

Commercial Mac Windows

Serv-U Managed File Transfer Server

Comprehensive security, automation, and control over file transfers in and outside your organization.

Commercial $ $ $ Mac Windows Linux

Precious Disk

Recover disk space by removing gigabytes of unwanted and forgotten files! Do you forget to remove old and heavy files? Are you often forgetting where you put your...

Commercial Mac

DiskGraph

Disk Graph is a tool that allows you to inspect your disk and easily find the files that take away most of your disk space. With its beautiful interface and its pie-like...

Commercial $ $ $ Mac

Spacie

Take back your hard disk space with Spacie. Spacie scans files and folders on your hard disk and display them in column view, with size information shown up-front. It...

• Discontinued The app seems to be no longer updated. Last Mac version, 1.2.5, released in March 2012, can be still bought from the Apple AppStore. Windows version is no longer available.

Commercial Mac

Nektony Disk Expert

Disk Expert is a powerful disk space scanning, reporting and processing utility for Mac OSX. Disk Expert will provide you with the information you need for better...

Commercial $ $ $ Mac

Nektony Disk Inspector

Disk Inspector is a utility that allows you to locate "space eaters" - big files and folders saved on disks in your Mac. Do you have any finishing free space...

Commercial $ $ $ Mac

ClearDisk

ClearDisk is a Mac OS X utility designed to clean the hard disk of unnecessary files which clog up the disk space. The goal of ClearDisk is just to find unused files on...

Commercial $ $ $ Mac