Best Disk Analyzer Products in 2024

DaisyDisk is a disk analyzer tool for OS X that visualizes hard disk usage and allows to free up hard disk space.

paid Free Trial $9.99 / One-off

GrandPerspective is a small utility application for Mac that graphically shows the disk usage...

Open Source

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

Open Source

WizTree quickly finds the files and folders using the most space on your hard drive. It scans the MFT (Master File Table) instead of crawling the entire disk which makes it very fast.

TreeSize tells you where precious disk space has gone to.

A disk usage analyzer with an ncurses interface, aimed to be run on a remote server where you...

Open Source

SpaceSniffer is a freeWare (donations are welcome) and portable tool application that lets you understand how folders and files are structured on your disks.

Baobab Disk Usage Analyzer is one of the light-weight disk analyzers that offers you a chance to view and monitor the disk usage & folder structure without any hassle.

DiskUsage provides a way to find out which files and directories on the SD card of your Android...

Filelight is an application to visualize the disk usage on your computer.

Disk Inventory X is an open source disk space analyzer and disk management tool for the Mac OS X operating systems that allow the OS X users to check for the availability of free space in their machines.

free

Gdu is one of the smart open-source disk analyzers specially designed for Linux that provides you complete information related to the disk space.

K4DirStat is the successor of former KDirStat.