10 Best Disk Space Analyzer Tools For Windows

A disk space analyzer tool is a software application that helps you see how much space is being used on your computer’s hard drive and by what files and folders. This can be helpful for identifying large files or folders that you can delete or move to free up space.

 

1. TreeSize

TreeSize is a best free disk space analyzer tool for Windows developed by JAM Software. It helps users visualize and analyze their disk space usage, identify large files and folders, and free up storage space. TreeSize offers both a free and a paid version with additional features.

Key Features of TreeSize

Here are some of its key features:

  • Folder Size Breakdown
  • Visualization Tools
  • Search Capabilities
  • Duplicate File Detection
  • Export Options

 

2. DiskSavvy

DiskSavvy is a free, fast and easy-to-use disk space analyzer tool that helps you see how your storage space is being used on your computer. It can analyze local drives, network shares, and NAS devices. The free version allows you to see a general overview of the files and folders that are taking up the most space on your drive. You can also filter the results by file size, type, and other criteria.

Key Features of DiskSavvy

Here are some of its key features:

  • Analyze disk space usage on local drives, network shares, and NAS devices.
  • Categorize and filter files to identify space hogs.
  • Generate reports in various formats like HTML, PDF, and Excel.
  • Schedule scans to monitor disk space usage over time.
  • Integrates with a central SQL database for advanced analysis (server version only).

 

3. WinDirStat

WinDirStat is a free and open-source disk usage analyzer for Windows that helps you visualize your storage space and identify large files or folders. It presents information in three panes: a treemap view, a directory list, and an extension list. This allows you to easily see which files and folders are taking up the most space on your drives.

Key Features of WinDirStat

Here are some of its key features:

  • Disk Usage Visualization: WinDirStat presents a graphical representation of your disk usage.
  • File Type Analysis: WinDirStat also provides a list of file extensions and the total amount of space they occupy.
  • Cleaning Up: WinDirStat allows you to delete files and folders directly from within the application.
  • Portability: WinDirStat is available as a portable application, so you can run it on any Windows PC without having to install it. This makes it a handy tool to keep on a USB drive.

 

4. Disk Analyzer Pro

Disk Analyzer Pro is a powerful disk analysis tool for windows that provides a simple and effective way of taking control of all your files. It scans your hard drive and categorizes your files by type, such as audio, video, images, documents, and compressed files. It can also help you find junk files and temporary files that you can safely delete.

Key Features of Disk Analyzer Pro

Here are some of its key features:

  • Analyzes disk space usage: It generates reports that show you how your storage space is being used, including the file size, file type, and number of files in each category.
  • Finds large and old files: It helps you locate the biggest folders and oldest files on your hard drive so you can decide whether to keep them or delete them.
  • Searches for unwanted files: You can specify your own search criteria to find junk files, temporary files, or other unwanted data.
  • Manages files: The built-in file explorer allows you to browse through your storage and easily delete, copy, move, or zip files.

 

5. Filelight

Filelight is a graphical disk space analyzer application to visualize the disk usage on your computer by showing folders using an easy-to-understand view of concentric rings. It presents information in a user-friendly way, using concentric circles to represent folders and their sizes. This makes it easy to identify large folders and files that are taking up unnecessary space. Filelight is available for Linux, Unix, BSD, and Windows systems.

Key Features of Filelight

Here are some of its features:

  • Scan local, remote, or removable disks
  • View detailed information about files and folders
  • Configurable color schemes
  • Integration with some file managers (Dolphin, Konqueror, Krusader) on Linux
  • Delete files or folders directly from the app (availability may vary depending on the platform)

 

6. WizTree

WizTree is a free, fastest disk space analyzer tool for Windows that helps you quickly identify large files and folders consuming storage space on your computer. It uses a visual treemap interface to represent file sizes graphically, making it easy to spot space hogs.

Key Features of WizTree :
  • Disk Space AnalysisVisual Treemap
  • Extremely Fast!
  • Multiple File Systems
  • Find Largest & Duplicate Files
  • Visual Treemap
  • File Name Search
  • Export File and MFT Data
  • Import File and MFT Data
  • Command Line Support
  • Portable Version Available

 

7. Disktective

Disktective is a freeware disk space analyzer tool for Windows that helps you identify what’s taking up space on your hard drive. It scans your directories and subdirectories and generates reports that show you the size of each folder and file. This can help you determine which files you can delete or move to free up space.

 

8. JDiskReport

JDiskReport is a free, open-source disk usage analyzer tool that 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. It’s a handy tool for identifying large files or folders that you may no longer need and can help you free up disk space. JDiskReport is available for Windows, Mac, and Linux.

Key Features of JDiskReport

Here are its key features:

  • Analyzes disk drives and presents data in a treemap view, which makes it easy to identify large files and folders.
  • Allows you to drill down into folders to see how space is being used at different levels.
  • Can be used on Windows, Mac, and Linux systems.

 

9. RidNacs

RidNacs is a free and fast disk space analyzer for Windows that helps you see how your hard drive space is being used. It scans your hard drives, network drives, or individual folders and displays the results in a multi-column tree view with a percentage bar chart column. This makes it easy to identify large files and folders that are taking up a lot of space.

 

10. SpaceSniffer

SpaceSniffer is a freeWare and portable disk space analyzer tool for Windows that helps you visualize how your storage space is being used. It uses a treemap layout to display folders and files, with larger folders taking up more space on the screen. This can help you quickly identify large files and folders that you may no longer need.

Key Features of SpaceSniffer

Here are its key features:

  • Fast and easy to use
  • Supports drag and drop
  • Export module lets you produce customizable textual reports
  • Intuitive structure layout, multiple views for different media
  • Zoomable elements, navigate like a web browser
  • The Windows folders and file popup menu is accessible by right mouse click
  • It’s possible to restrict the view content by typing simple yet powerful filtering criteria
  • Lets you temporary tag files with four different colors and perform filtering on them
  • Different views of the same media can show differently filtered elements
  • Customizable in geometry, colors, behaviors
  • You can navigate even during the scan
  • Smart cached scanning engine, multiple views, single scan
  • You can refine a zoomed area by a secondary scan process, even with main scan active
  • Reacts to file system events, keeps always in synch, warns you by blinking elements
  • Can scan NTFS Alternate Data Streams
  • It doesn’t clutter your registry, only a plain XML configuration file
  • It’s portable, no installation required
  • Treemap Visualization

 

Disk Space Analyzer Tool Related Short Questions and Answers

What is disk space inspector?

Ans : A disk space inspector is a software tool that helps you analyze how your disk space is being used.

What is MFT?

Ans : MFT stands for Master File Table. It’s an important component of the NTFS (NT File System) used in Windows operating systems to keep track of all files and directories on a volume.

What is the best tool to free up disk space?

Ans : Disk Cleanup

What is the tool to Visualise disk space?

Ans : WinDirStat

What is faster than WinDirStat?

Ans : WizTree

What is Treemap visualization?

Ans : Treemap visualization is a way to display hierarchical data using nested rectangles.

What is portable software?

Ans : Portable software is a type of application that doesn’t require installation on a computer.

How can I check my Windows storage?

Ans : Select Start > Settings > System > Storage

What is NTFS storage?

Ans : NTFS, or New Technology File System, is a file system developed by Microsoft for Windows NT operating systems.

 

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