The most powerful disk space sizing and analysis utility there is! Answering the Who/What/Where/When of your Disk Space.


WizTree is described as 'Ultra-fast disk space analyzer for Windows, showing largest files and folders according to space usage by utilizing the NTFS file system's Master File Table for unmatched speed' and is a very popular disk usage analyzer in the os & utilities category. There are more than 100 alternatives to WizTree for a variety of platforms, including Windows, Mac, Linux, BSD and Android apps. The best WizTree alternative is WinDirStat, which is both free and Open Source. Other great apps like WizTree are Baobab Disk Usage Analyzer, Filelight, TreeSize and SD Maid SE.
The most powerful disk space sizing and analysis utility there is! Answering the Who/What/Where/When of your Disk Space.


Advanced Disk Space Monitor is a remote monitoring software. The program will allow administrators to monitor disk space usage on a remote server or workstation via email alerts and reports. It can monitor each disk independently, with separate threshold value for each disk.


Disk Space Fan is a powerful disk space analysis tool for Windows and it is a freeware. It helps you to free up disk space by quickly finding and deleting big, useless files. It displays disk space usage with a nice chart. You can navigate the folders easily with the chart.


DiskWave is a free utility to help you determine where most of your hard drive space is consumed.

Disk Space Finder helps visualize your data to find wasted space. It shows you a graphical diagram of what is takeing up your space.


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.

Landiskape is a storage visualizer which tells you how your storage is being used by using an easy to understand 2D chart.




"DiskMapper is a remarkable utility that frees up megabytes and megabytes of hard disk space - quickly and easily by showing you a useful, graphical, color-coded map of your hard disk. DiskMapper lets you quickly delete or compress programs and files you dont need or rarely...

File Sumo Pro helps keep your Mac lightweight and running smoothly by finding and deleting those huge files that sit there taking up space.




FolderSize is intended to be a simple application to determine what folders takes up place on your machine and to present it to you graphically.

1Tree Pro lets you see drives/directories/files size in 1 tree view, so as to let you to do manual disk cleaning work easily. It loads drives, folders and files with their sizes (sorted by size in descending order), and offers some common commands.
