Windirstat alternative tools for disk space analyzing

Windirstat is a free and open-source tool that can be used to find out what kind of files and folders are occupying on our Windows 10,8,7 systems. The best part of the tool is its graphical blocks representations of the space used by different elements on the system.

It analyzes the system and creates statistics about the used space on the hard disk and other data carriers. The information is not only given roughly for the entire hard disk, WinDirStat takes into account the individual folders and shows how much storage space they use. The software also provides information about free space.

The open-source software offers a graphical user interface and uses different colours for the occupied areas of the hard disk, which are shown in detail in the lower window. Each colour represents a file type. The software can determine which file actually belongs to an area by moving the mouse pointer over the corresponding colour segment.

Best Windirstat alternatives for Windows 10 in 2020


Here are five best alternatives to use on Windows 10/8 or Windows 7 operating systems to analyze the space occupied on Hard disk by different folders and files.

SpaceSniffer (treemap based tool)


The first best alternative to Windirstat is the SpaceSniffer which is a portable software that can easily run on not only Windows 10 even on Windows 8/7/Vista/XP and 2000. Simply extract its downloaded folder and start analyzing a drive. It clearly shows the storage distribution in the form of rectangles. That you can see in the below-given screenshot of the SpaceSniffer.

SpaceSniffer Treemap based disk analyzer tool

TreeSize- Free Windirstat storage space finder alternative


It is one of the fastest Windistat alternatives for storage space analyzer which is available in both free and paid versions. However, needless to say, the free version will have fewer features than the paid ones. Yes, indeed the free one has some feature limitations but with enough to start finding out folder sizes and disk space on Windows 10 or later OS versions. TreeSize Free can be used from Windows XP. If you want even more management and analysis options, the developer website offers the two paid versions TreeSize Personal and TreeSize Professional.

TreeSize- Free storage space finder

Folder Size for Windows 10  


Folder Size Explorer is a free Windows Explorer software which is just around 3 MB in size. It supports almost all version of Microsoft Windows such Windows 10/8 /7 / Vista /XP /98 including x86 and x64 32 bit and 64 bit operating systems; along with support for server OS: Windows Server 2003 / 2008 / EBS 2008 / HPC Server 2008 / Server 2008 R2…

Folder Size for Windows 10

WizTree – Windows Fast disk space analyser


With the WizTree download, you can perform scans of all types of file systems (NTFS, FAT, FAT32, network files ). In the case of NTFS drives, the program reads the master file table (MFT) from the hard disk, which results in particularly high speed during the scan.

After a scan with WizTree, the program provides you with a virtual tile diagram, with which you can quickly find large files as well as large quantities of small files. With WizTree you can arrange all files and folders by size and optionally delete them. WizTree continues to provide you with a search function for file names and wildcards.

WizTreeStorage space in WizTree -min

DiskSavvy freemium Windirstat alternative


Disk Savvy is a direct hard disk space analysis tool that enables you to analyze the use of disks, network shares or NAS storage devices for multiple directories. Disk Savvy is very useful for users to manage files and clear hard disk space. In addition, DiskSavvy is more convenient and efficient when managing / deleting files. Users can generate pie and bar graphs, save disk space analysis reports in a number of standard formats such as HTML, PDF, Text, Excel CSV and XML, export disk space analysis results to a SQL database Multiple desktop and server product versions are provided and advanced analytics operations can be performed.

DiskSavvy, a disk space usage analyzer

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