36 Best Free Disk Space Analyzer Software

Here are 36 best free disk space analyzer software. These let you analyze and manage the disk space on the hard disk of your computer easily. All these disk space analyzer software are completely free and can be downloaded to Windows PC. These free software offer various features, like: display the size of folder and files in your computer visually, filter the file names for extension, displays the complete structure of directory in the form of a tree, analyzes the folder or disk for largest files, displays the biggest folders and files on your PC, scan the whole hard disk of your computer, shows space occupied by the larger files on your computer. So, go through this list of free disk space analyzer software and see which ones you like the most.

You can also check out best free temp file cleaner and best free PC optimization software reviewed by us.

SpaceSniffer



SpaceSniffer is a free disk space analyzer software. It displays the folders and files in your computer visually. It displays the complete structure of the directory in tree form. Folders and files are displayed according to their size by this freeware. With the help of this freeware you can find the files by typing first few characters of their name. It lets you filter the filenames for extension. 

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Free Disk Usage Analyzer



Free Disk Usage Analyzer is a free disk space analyzer. It lets you analyze the disk space used by you. This freeware analyzes the desired folder or disk for the largest files and displays the complete information. So you can easily view the biggest folders and files on your computer. It respresents the whole information graphically. 

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OverDisk



Overdisk is a freeware to analyze the disk space used by you in your computer. It lets you scan the whole hard disk and shows folders and files which are taking most of the disk space. There are two panels in Overdisk. Panel on the right represents whole information visually and the panel on the left shows your directories. This freeware checks and scans the hard disk of your computer automatically. 

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Glary Utilities



Glary Utilities is a freeware to display the disk space used by you. It is a disk space analyzer. Glary Utilities display all the information about the file and folders which are using the most of the disk space in your computer. It represents the whole information graphically. Glary Utilities is also a system optimizer software. 

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Disk Usage Analyzer




Disk Usage Analyzer is a freeware to anaylze the disk space used by you. You can analyze drives and folders with the help of this freeware and it tells you in the form of a report that which files or folders are taking the most disk space in your computer. You can also use this application in right click context menu. This freeware lets you find the larger files on your computer and you can easily transfer these files to different storage devices. 

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pfFolderSize



pfFolderSize is a freeware to analyze the disk space on your computer. It lets you display the largest folders and files on the hard disk of your computer. By using this freeware you can easily see size of the directory and the size of subdirectories and files in that directory. pfFolderSize gives you the option to integrate it with the context menu of the file explorer.     

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Directory Size Calculator




Directory Size Calculator is a free software to analyze the disk space on your computer. With the help of this freeware you can easily see bigger folders and files on your computer. Using this freeware you can also remove unnecessary files and folders from your computer. It displays all the space occupied by each file and folder in Megabytes and in %. Directory Size Calculator easily shows you that which files and folders are taking the largest space on the hard disk of your PC. 

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HDGraph



HDGraph is a freeware to analyze the hard disk space usage on your computer. It lets you view biggest folders and files on your computer. HDGraph visually displays the size of each folder and file on your hard drive and lets you know which files or folders are taking the maximum disk space. HDGraph even helps you in removing unnecessary items from the hard disk of your computer. It also gives you the option to integrate it with the Windows explorer. It is a portable software. 

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TweakNow HD-Analyzer



TweakNow HD-Analyzer is a free disk space analyzer software to view biggest folders and files on your computer occupying large space on your hard disk. TweakNow HD-Analyzer scans the desired drive and displays 20 largest files on your computer. With the help of this freeware you can scan a directory and get information about the total space occupied by various types of files such as document files, internet files, backup files, video-audio files and compressed files. 

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Ridnacs



Ridnacs is a freeware to analyze the disk space usage on your computer by scanning the folders and files on your computer. It displays the file size occupied by different folders and files on your PC. It gives you final result in the form of bar graphs and visually shows the data in %. It is an useful application to improve the performance of your PC. 

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FolderVisualizer



FolderVisualizer is a free disk analyzer application to check the space occupied by folders and files on the hard disk of your computer. Using this freeware you can find space occupied by doucments, video files, images, compressed files, audio files and other files. FolderVisualizer lets you check unnecessary files on your PC and removes these files from your computer to free some disk space. 

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Wiz Tree



Wiz Tree is a freeware to analyze the disk space usage on the hard disk of your computer. Wiz Tree gives you information about the folders and files which are occupying the maximum disk space. It scans the hard drive very quickly. If you are looking for a useful disk space analyzer software then this freeware will not disappoint you. 

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DiskFerret Free



DiskFerret Free is a free software to analyze the hard disk space of your computer. By using this freeware you can make important decisions such as decreasing content, editing files, deleting data etc. It displays all the information visually. DiskFerret Free lets you understand file owner, copied files, top files and size of the files etc. 

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JDiskReport



JdiskReport is a free disk space analyzer application that gives you the information about the disk space occupied by each folder and file on your computer. JdiskReport also lets you remove unwanted files from your PC. It analyzes the whole disk space and displays the information in the form of tables and charts. JdiskReport is based upon Java and it lets you view the information such as disk capacity, free disk space and file size corresponding to the folders and files on your computer. 

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GetFoldersize



GetFoldersize is a freeware to analyze the disk space on your computer. It lets you easily find the folders or files occupying the maximum disk space on your computer. It saves its report in a text file. This freeware gives you the option to integrate it with the right click context menu of the Windows explorer. It shows the file size in Megabytes, Gigabytes, Bytes and Kilobytes. 

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Spyglass



Spyglass is a free disk space analyzer software. It provides you visual display of disk space used by folders and files on the hard drive of your computer. Spyglass also deletes duplicate files from your PC, hence it is a multipurpose utility for your computer. Spyglass gives you the option to integrate it with the right click context menu of Windows explorer. 

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DiskBoss



DiskBoss is a freeware to manage and analyze the hard disk space on your computer. It lets you fully utilize the hard drive space on your PC. It will effectively show you the disk space occupied by various files and folders on your computer in the form of a pie chart. 

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TreeSize Free



TreeSize Free is a freeware to analyze the disk space on the hard disk of your computer. It quickly scans the hard drive and displays those directories and files which are occupying the maximum disk space on your PC. TreeSize Free also has the ability to integrate it with the context menu of the Windows explorer. TreeSize Free displays the name of the files, size of the files, allocated size, number of directories, number of files, total disk space used in percentage etc. 

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DirSpace



DirSpace is a free disk space analyzer software to find and display the total number of folders or files which are occupying the maximum disk space on the hard disk of your computer. DirSpace helps you in eliminating the wastage of disk space on your computer. It is a lightweight software. 

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WinDirStat



WinDirStat is a free disk space analyzer software to determine the number of files and folders on your computer which are occupying the maximum disk space on the hard disk of your computer. It provides a visual representation of all the types of files saved in the hard disk of your computer. WinDirStat also lets you remove the unnwanted files on your computer. 

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SequoiaView



SequoiaView is a freeware to analyze the disk space on the hard disk of your computer. It shows the bigger directories and files present on the hard disk of your computer. It works on the basis of squarified cushion tree maps principle that displays files and subdirectories present in a directory in the shape of cushions. 

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Check Your Disk!



Check Your Disk! lets you analyze the disk space on the hard disk of your computer. After analysis it shows a pie chart which gives you complete information about the number of files and folders occupying the maximum amount of disk space on the hard disk of your computer. To use this freeware you need to choose the desired folder or drive for analysis and it provides you the information visually.  

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Xinorbis



Xinorbis is a freeware to analyze the disk space on the hard disk of your PC. It displays the distribution of files on the hard disk in the form of a tree. It graphically displays the distribution of files by using tables and graphs. Xinorbis scans the whole hard disk of your PC and provides customized reports of your file and disk usage. 

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FolderSize.WPF



FolderSize.WPF is a free software to analyze the hard disk of your computer. Installation is not required for this freeware. To use this freeware you have to manually input the path of the desired directory you want to scan. This freeware lets you know how much disk space your documents, images and audio files are occupying on the hard disk of your computer. FolderSize.WPF provides you all the information visually. 

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fOsi X



fOsi X is a free disk space analyzer software to analyze the disk space on the hard disk of your computer. It visually display the information in the form of a pie or bar chart and lets you understand the number of files and folders occupying the maximum amount of disk space on the hard disk of your computer. It gives you two options to save the report. You can save the report as a picture file or you can copy this report to the clipboard. 

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365DiskData



365DiskData is a freeware to analyze the disk space on the hard disk of your computer. It is also integrated into the context menu of the Windows explorer. 365DiskData lets you easily determine the number of folders and files occupying the maximum amount of disk space on the hard disk of your computer. It displays all the information graphically. 

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Simple Disk Analyzer



Simple Disk Analyzer is a free disk space analyzer software. It lets you choose a directory on your computer and scans all the files and subdirectories it includes. After analysis it will show the directories in the form of a tree and displays % of disk space occupied, total directory size and a visual meter to determine the biggest directories and files on your PC. 

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Free DiskSpaceExplorer



Free DiskSpaceExplorer is a free disk space analyzer software. It lets you determine the number of directories and files on the hard disk of your computer occupying the maximum disk space. It displays all the folders and files in the form of a tree. Using this freeware you can also delete the unwanted files from the hard disk of your computer. 

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Sizectory



Sizectory is a free disk space analyzer software. It lets you find the number of folders or files on the hard disk of your computer which are occupying the maximum amount of disk space. By using this freeware you can easily remove unwanted files from the hard disk of your computer. 

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Guido



Guido is a free disk space analyzer software. It lets you easily find the total number of documents files, audio files and picture files which are occupying the maximum amount of disk space on the hard disk of your computer. Guido will represent all the information visually in the form of graphs. 

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Large Files and Folders Finder



Large Files and Folders Finder is a freeware to analyze the disk space on the hard disk of your computer. By using this freeware you can easily find those files and folders which are occupying the maximum amount of disc space on the hard disk of your computer. You can filter the search criteria by specifying the custom size it should search for.

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Big Files Finder



Big Files Finder is a freeware to analyze the disk space on the hard disk of your computer. It scans the hard disk of your computer and looks for those document files, images and audio files which are occupying the maximum amount of disk space on the hard disk of your computer. 

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Scanner



Scanner is a freeware to analyze the disk space on the hard disk of your computer. It determines those folders and files which are occupying the maximum disc space on the hard disk of your computer. It visually displays the whole information in the form of a pie chart. Scanner is a useful tool to find the unwanted files on your computer. 

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Disk Audit



Disk Audit is a free disk space analyzer software. It lets you easily find those games, movies, documents files, images and audio files which are occupying the maximum amount of disk space on the hard disk of your computer. By using this freeware you can easily finds unwanted files on the hard disk of your PC. 

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SlimCleaner Free



SlimCleaner Free is a free disk space analyzer software. It lets you easily find those documents, files, audio files, images, and other files that are using the maximum amount of disk space on the hard disk of your computer. It also cleans the registry of your PC. SlimCleaner Free is a lightweight software. 

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DiskSavvy



DiskSavvy is a free disk space analyzer software that provides you information about the disk space distribution between directories and files on the hard disk of your computer. You can customize the scans in DiskSavvy and include or exclude some directories or types of files to filter them. DiskSavvy displays the whole information in the form of a chart and easily gives you the information about the folders or files occupying the maximum amount of disk space on your computer. 

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