Introducing the speediest Disk Space Analyzer.

46x faster than WinDirStat!

Quickly locate files and folders consuming the most space on your hard drive!

Free for personal use!


WizTree is used and trusted by many large organizations, such as:

WizTree is trusted by major organizations including Meta Platforms (Facebook), Rolex, Valve Software, CD Projekt Red, Activision, U-Haul, Square Enix, Panasonic, Nvidia, KPMG, ZeniMax Media,
and many more…

 “ WizTree is my top choice for quickly locating large files on Windows and reclaiming disk space. Its user-friendly interface and lightning-fast performance make file management a breeze. 

Visually observe the sizes of all files and folders.
Identify the largest files stored on your hard drive.
Locate duplicate files.
Export file details to a CSV file.
Previous slide
Next slide

WizTree is a disk space analyzer tool developed by Antibody Software. Launched in 2008, it has gained a strong reputation for its exceptional speed and efficiency in identifying disk space usage on Windows systems. With its lightning-fast scanning capabilities and intuitive interface, WizTree has become a go-to solution for users looking to manage and optimize their disk space effectively.

At the core of WizTree’s functionality is its unique scanning technique called “FindFile.” Unlike traditional disk space analyzers that traverse the entire file system, WizTree bypasses this slow process by directly querying the Master File Table (MFT) for information about file and folder allocation. This enables WizTree to rapidly locate and analyze the disk usage, delivering results within seconds, even on large hard drives.

What is WizTree?

WizTree is a disk space analyzer software that provides a lightning-fast way to visualize and comprehend how your disk space is being utilized. Unlike traditional disk analyzers that can take hours to scan, WizTree employs innovative techniques to deliver results in mere moments.

Purpose and Importance

Have you ever encountered the dreaded “disk space running low” notification? Or perhaps found yourself hunting for that elusive file eating up gigabytes of storage? WizTree exists to alleviate these common frustrations by offering a clear, intuitive interface to explore your disk space usage comprehensively.

Key Features

Speed: WizTree’s standout feature is its incredible speed. By leveraging the Master File Table (MFT) technology, it scans drives at an unparalleled pace, providing instant insights into your disk space.
Visualization: Through intuitive visualizations, WizTree presents a detailed breakdown of your disk space, allowing you to quickly identify large files and directories hogging valuable storage.
User-Friendly Interface: Designed with simplicity in mind, WizTree’s interface is accessible to users of all levels. Whether you’re a novice or a seasoned tech enthusiast, navigating through your disk space has never been easier.

Why Choose WizTree?

In a crowded landscape of disk space analyzers, WizTree stands out for its exceptional performance, user-friendly design, and unparalleled speed. Whether you’re a home user seeking to reclaim precious disk space or an IT professional managing vast storage networks, WizTree empowers you to take control of your digital footprint effortlessly.


Intrigued by the prospect of unraveling the mysteries of your disk space? Look no further than WizTree. With its unmatched speed, intuitive interface, and powerful features, WizTree is your trusted companion in managing disk space efficiently. Say goodbye to clutter and hello to clarity with WizTree by your side.

Downloading WizTree

1. Visit the Official Website

Open your web browser and navigate to the official WizTree website. You can find it by searching for “WizTree” in your preferred search engine.

2. Locate the Download Section

Once on the website, look for a prominent download button or section. It’s often displayed prominently on the homepage.

3. Select Your Download Option

Depending on your operating system, you may see different download options. WizTree is primarily available for Windows, so ensure you select the Windows download link or button.

4. Choose the Installation Package

WizTree typically offers both installer and portable versions. If you prefer a traditional installation process, download the installer package. If you prefer a portable version that doesn’t require installation, download the portable package.

5. Start the Download

Click on the download button to start the download process. The file size is usually relatively small, so it should download quickly.

Installing WizTree

1. Locate the Downloaded File

Once the download is complete, navigate to the folder where the WizTree installation file was saved. This is often the “Downloads” folder by default unless you specified a different location.

2. Run the Installer

If you downloaded the installer package, double-click on the downloaded file to run the installer. Windows may prompt you with a security warning; click “Run” or “Yes” to proceed.

3. Follow the Installation Wizard

The installation wizard will guide you through the installation process. You’ll typically need to click “Next” to advance through the steps, accept the license agreement, choose the installation directory (or use the default), and select any additional options if provided.

4. Install WizTree

Once you’ve configured the installation settings to your preference, click “Install” to begin the installation process. The installation should only take a few moments to complete.

5. Launch WizTree

After the installation is finished, you may be prompted to launch WizTree immediately. If not, you can manually launch it by locating the WizTree shortcut on your desktop or in the Start menu.

6. Registration (Optional)

Some versions of WizTree may require registration or activation. Follow any on-screen prompts to register your copy if necessary.

7. Update (Optional)

It’s a good practice to check for updates after installation. You can usually find an option to check for updates within the WizTree interface or through the software’s settings menu.


Why use WizTree?

Maximize available disk space

WizTree simplifies the process of identifying and deleting “Space hogs” on your hard drive. Its visual tree map visually represents file sizes, facilitating swift identification of large files and folders.

Optimize your time

Save time by avoiding lengthy waits for disk scan results. Unlike other applications that take minutes, WizTree completes the task in seconds.

Frequent updates

WizTree undergoes continuous development, with regular additions of new features. If you have any suggestions for enhancements, please reach out to us.

It’s lightning-FAST.

When scanning NTFS formatted drives, WizTree directly reads the hard drive’s Master File Table (MFT) from the disk, similar to Everything Search. Additionally, it efficiently scans non-NTFS and network drives.

It’s highly ACCURATE.

In contrast to other applications, WizTree accurately manages hard linked files, ensuring they are not counted multiple times. Consequently, the total allocated space reported by WizTree aligns with Windows’ reports.


WizTree offers free usage for personal purposes. For commercial and further support, consider purchasing a “Supporter Code” to aid in its development. Large organizations can opt for an Enterprise license, granting unlimited usage rights.


WizTree is a disk space analyzer utility that allows you to quickly find the files and folders using the most space on your hard drive.

WizTree scans your hard drive and creates a visual representation of the files and folders, sorted by size, so you can easily identify what’s taking up the most space.

Yes, WizTree offers a free version with basic features, and there’s also a paid version with additional functionality.

WizTree is compatible with Windows operating systems, including Windows 7, 8, and 10.

You can download WizTree directly from our website 

Yes, WizTree is safe to use. It does not contain any malware or spyware.

No, WizTree is a portable application, meaning it can be run directly from a USB drive or other external storage device without installation.

Yes, WizTree can analyze both internal and external hard drives connected to your computer.

The scanning time depends on the size of your hard drive and the speed of your computer. However, WizTree is known for its speed and typically completes scans quickly.

WizTree is primarily a visualization tool and does not have built-in file deletion capabilities. However, it can help you identify large files and folders that you may want to delete manually.

Yes, WizTree is compatible with SSDs as well as traditional hard disk drives (HDDs).

No, WizTree does not require administrator privileges to run. However, certain features may require elevated permissions to access certain files and folders.

Currently, WizTree is designed to analyze local drives only and does not support scanning network drives.

Yes, WizTree offers various customization options, allowing you to adjust the display settings to suit your preferences.

Yes, WizTree supports multiple languages, making it accessible to users around the world.

Yes, WizTree allows you to export scan results to various file formats for further analysis or documentation.

Yes, we offer technical support to users of WizTree. You can contact our support team through [ [email protected] ] for assistance.

WizTree can analyze encrypted drives if they are unlocked and accessible from within the operating system.

Currently, WizTree is only available for Windows desktop operating systems and does not have a mobile version.

While WizTree does not have built-in duplicate file detection, it can help you identify large files and folders that may contain duplicates.

No, WizTree does not require an internet connection to scan your hard drive or analyze your files.

No, WizTree is not open source. However, we welcome feedback and suggestions from our users to improve the product.

Yes, WizTree can analyze virtual drives mounted on your system just like physical drives.

WizTree is primarily designed for Windows file systems such as NTFS and FAT. While it may be able to read other file systems, full compatibility cannot be guaranteed.

No, WizTree is not a file recovery tool and cannot be used to recover deleted files.

Yes, WizTree can be used in a business environment to analyze disk space usage and optimize storage resources.

Yes, WizTree is compatible with both 32-bit and 64-bit versions of Windows.

Currently, WizTree is designed to analyze local drives only and does not support cloud storage integration.

WizTree receives updates periodically to add new features, improve performance, and fix any issues reported by users.

Yes, WizTree can be used for commercial purposes. However, certain features may be restricted in the free version, so you may want to consider purchasing a license for business use.

WizTree - Fast Disk Space Analyzer for Windows

WizTree is a fast disk space analyzer for Windows. Visualize and manage storage usage efficiently with its intuitive treemap interface. Download Now

Price: Free

Price Currency: $

Operating System: Windows 7, 8, 8.1, 10, or 11

Application Category: Software

Editor's Rating:
Scroll to Top