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                Free Up Disk Space in Minutes
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            <p><strong>TreeSize helps individuals, teams, and IT admins quickly clean up disk space, remove clutter, and regain control over your storage in minutes.</strong></p><p><strong>With smart visualizations, powerful cleanup tools, and detailed reporting, TreeSize is the ad-hoc solution for efficient storage management. At home or in the enterprise - TreeSize is the best disk space analyzer.</strong></p><p><strong>Found indispensable for more than 25 years by millions of users worldwide.</strong></p>
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    Find Out Where Your Disk Space Has Gone!
</span></h1>
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            <h2 style="text-align:start;">More Clarity: Visualize Storage Usage &amp; Find Space Hogs</h2><p style="text-align:start;"><span lang="EN-US">Stop guessing where your disk space has gone. TreeSize provides intuitive visualization tools that help you make <strong>smarter storage management decisions</strong>, including:</span></p><ul style="text-align:start;"><li style="tab-stops:list 36.0pt left 341.5pt;" data-list-item-id="e3f26b7df099a279e0c248f7c6e1f1c48"><span lang="EN-US"><strong>Windows Explorer-like interface</strong> for easy navigation</span></li><li style="tab-stops:list 36.0pt left 341.5pt;" data-list-item-id="e1bb891538319f9bf52e5cf291040c00e"><span lang="EN-US"><strong>Pie, bar as well as Treemap charts </strong>for a clear overview of disk usage</span></li><li style="tab-stops:list 36.0pt left 341.5pt;" data-list-item-id="e019311862d0bf6e0125e731e283e6195"><span lang="EN-US"><strong>Detailed folder breakdowns</strong> to pinpoint space consumption</span></li></ul><p style="text-align:start;"><span lang="EN-US">Whether you're analyzing local drives, network shares, or cloud storage, TreeSize quickly identifies large files and hidden space hogs. With these insights, you can clean up disk space more efficiently than ever before.</span></p>
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        <div class="txt-img-module__txt cms-cnt">
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            <h2 style="text-align:start;">More Structure: Organize your storage systems and improve your disk cleanup setup</h2><p style="text-align:start;"><span lang="EN-US">Effective storage management begins with structure. Organizing directories, locating duplicates and removing clutter becomes more effective thanks to TreeSize. Perform <strong>mass actions like deleting, moving, bulk renaming, or archiving files</strong> even across platforms, to clean your disk space more effectively.&nbsp;</span></p><p style="text-align:start;"><span lang="EN-US">TreeSize Professional comes with a fully customizable file search with multiple filters so finding and organizing your data becomes easier than ever.</span></p><p style="text-align:start;"><span lang="EN-US">All TreeSize Editions work on&nbsp;<strong>a fully on-premise basis</strong>. No data ever leaves your PC, so you stay completely in control of your information.</span></p>
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            <h2 style="text-align:start;">More Efficiency: Automate Reporting and Ensure Audit-Readiness</h2><p style="text-align:start;"><span lang="EN-US">Stay in control of your data landscape without wasting time on manual reporting. TreeSize lets you&nbsp;<strong>generate detailed reports</strong>&nbsp;on storage usage, file types, ownership, and folder structures, which makes this disk space analyzer perfect for&nbsp;<strong>internal tracking and space monitoring</strong>.</span></p><p style="text-align:start;"><span lang="EN-US">You can&nbsp;<strong>export your scan results</strong>&nbsp;in popular formats such as PDF, Excel, or CSV and automate delivery via scheduled tasks or email. TreeSize takes&nbsp;<strong>automation and audit-readiness</strong>&nbsp;of your storage management to the next level!</span></p>
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            <h2 style="text-align:start;">More Scalability: Analyze Small Devices or Entire Storage Systems</h2><p style="text-align:start;"><span lang="EN-US">No matter wether you're cleaning up disk space on your personal PC or analyzing company-wide storage management solutions.&nbsp;<strong>From TreeSize Free to TreeSize Personal to TreeSize Professional</strong>, we offer the </span><a href="#different-versions-for-different-requirements"><span lang="EN-US">right edition for every need</span></a><span lang="EN-US">.</span></p><p style="text-align:start;"><span lang="EN-US">Need to use our software on different systems without a full installation? Select editions let you <strong>create a portable version</strong> to run directly from a USB drive.</span></p><p style="text-align:start;"><span lang="EN-US">Looking for&nbsp;<strong>long-term storage analysis&nbsp;</strong>and&nbsp;<strong>data lifecycle management </strong>instead? We've got you covered with TreeSizeâ??s big brother&nbsp;</span><a href="/spaceobserver"><span lang="EN-US"><strong>SpaceObServer</strong>&nbsp;as your enterprise storage manager</span></a><span lang="EN-US"> to help you go further.</span></p>
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    Different Versions for Different Requirements
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  justify-content: center;
  align-items: baseline;
  gap: 10px;
  margin: 6px 0;
  font-size: 14px;
  flex-wrap: nowrap;
}

.user-type-label {
  min-height: 90px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.user-type-label strong {
  font-size: 12pt;
  display: block;
}

.user-desc {
  font-size: 12pt;
  color: #555;
  margin-top: 4px;
}

.features-list {
  text-align: left;
  list-style: none;
  padding-left: 0;
}

.features-list li {
  padding-left: 32px;
  margin-bottom: 6px;
}

.features-list li::before {
  content: "â??";
  color: #00a64b;
  font-weight: bold;
  display: inline-block;
  width: 20px;
  margin-left: -20px;
}

.product-inner {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-footer {
  margin-top: auto;
  text-align: center;
}

.product-cta-button { margin: 0; }

@media (max-width: 768px) {
  .product-table,
  .product-table thead,
  .product-table tbody,
  .product-table tr,
  .product-table th,
  .product-table td {
    display: block;
    width: 100%;
  }

.product-table thead { display: none; }
  .product-table td { margin-bottom: 20px; }
}

/* Radio-Toggle Styling */
.radio-toggle {
  display: inline-flex;
  border: 1px solid #929292;
  border-radius: 20px;
  overflow: hidden;
  font-family: panton-regular, sans-serif;
  user-select: none;
  margin-bottom: 24px;
}

.radio-toggle input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.radio-toggle label {
  padding: 6px 16px;
  cursor: pointer;
  font-size: 14pt;
  color: #555;
  background-color: #fff;
  transition: background-color .3s, color .3s;
}

.radio-toggle input:checked + label {
  background-color: #00a64b;
  color: #fff;
}

.radio-toggle label + input + label,
.radio-toggle label + label {
  border-left: 1px solid #929292;
}

.product-table .product-cta-button { margin-bottom: 5px; }
.product-table .button--sec { margin-bottom: 5px; }

.product-table .highlighted {
  box-shadow: 0 4px 12px rgb(172 225 181);
  border: 1px solid #00a64a;
}

/* cleaned top-featured (removed invalid CSS) */
.product-table .product-cell .top-featured {
  padding: 0.25rem 1.25rem;
  display: inline-flex;
  position: absolute;
  border: 1px solid rgb(172 225 181);
  border-radius: 50px;
  margin-top: -1rem;
  margin-left: 2rem;
  background-color: #00a64a;
  color: #fff;
  font-family: panton-bold, PantonW01-Bold, Panton, panton-regular, PantonW01-Regular, Panton, Arial, sans-serif;
}

.inverted {
  background: none;
  color: #252e30;
  border: 1px solid #00a64a;
}

/* =========================================================
   FIX B (Business default) â?? ONLY if a toggle exists on page
   Prevents CLS by reserving space before JS is ready.
   IMPORTANT: Will NOT affect pages without .radio-toggle.
   ========================================================= */
html:not(.ts-toggle-ready):has(.radio-toggle) #private_short_table,
html:not(.ts-toggle-ready):has(.radio-toggle) #private_long_table {
  display: none !important;
}

html:not(.ts-toggle-ready):has(.radio-toggle) #business_short_table,
html:not(.ts-toggle-ready):has(.radio-toggle) #business_long_table {
  visibility: hidden;
}
</style>

</div>
    </div>
</div>
            
<div  >
    <div  >
            
<div  >
    <div class="table-container" id="private_short_table">
    <table class="product-table">
        <tr>
            
            <td class="product-cell">
                <div class="product-wrapper">
                    <div class="product-inner">
                        <div class="product-header">
                            <div class="product-name">TreeSize Free</div>
                            <img src="https://www.jam-software.com/sites/default/files/2025-07/Comparison-Home-user.png"
                                 alt="Free Icon" width="83" height="83">
                            <div class="user-type-label">
                                <strong>Home User
                                    <br> (Windows Desktop)</strong>
                                <div class="user-desc">For private use in a non-commercial environment.</div>
                            </div>
                            <div class="product-pricing">
                                <div class="price-line">
                                    <div class="product-price">0,00 â?¬</div>
                                    <span>For Free</span>
<br>
<br>
                                </div>
                                <a class="button button--sec"
                                    href='https://customers.jam-software.de/downloadTrial.php?language=EN&article_no=80'
                                    onclick="_paq.push(['trackEvent','ts_free-comp','click','ts-free-download']);">
                                    Download TreeSize Free
                                </a>
                                <p><span><i>&nbsp;</i></span></p>
                            </div>
                            <div class="product-footer">
                                <ul class="features-list">
                                    <li>One Click Visualization of Storage Space Allocation down to File Level</li>
                                    <li>View a Treemap Chart of used Disk Space</li>
                                    <li>Create PDF Reports of Disk Space Usage</li>
                                </ul>
                            </div>
                        </div>
                    </div>
                </div>
            </td>
  
            
            <td class="product-cell">
                <div class="product-wrapper">
                    <div class="product-inner">
                        <div class="product-header">
                            <div class="product-name">TreeSize Personal</div>
                            <img src="https://www.jam-software.com/sites/default/files/2025-07/Comparison-Power-User.png"
                                 alt="Personal Icon" width="83" height="83">
                            <div class="user-type-label">
                                <strong>Power User <br> (Windows Desktop)</strong>
                                <div class="user-desc">Ideal for advanced users, smaller businesses and freelancers
                                </div>
                            </div>
                            <div class="product-pricing">
                                <div class="price-line">
                                    <div class="product-price"> 1,70 â?¬<small>/ user / month</small></div>
<div>(Annual billing)</div>
                                    <a
                                    href='https://customers.jam-software.de/prices.php?language=EN&article_no=90'
                                    onclick="_paq.push(['trackEvent','ts_free-comp','click','ts-personal-pricing']);">
                                    Buy Now
                                    </a>
                                </div>
                                <a class="button product-cta-button"
                                    href='https://customers.jam-software.de/downloadTrial.php?language=EN&article_no=90'
                                    onclick="_paq.push(['trackEvent','ts_free-comp','click','ts-personal-download']);">
                                    Try For Free
                                </a>
                                <p><span><i>14 Day Free Trial</i></span></p>
                            </div>
                            <div class="product-footer">
                                <ul class="features-list">
                                    <li>Everything in Free</li>
                                    <li>Filter for Top Largest Files and Identify Space Hogs</li>
                                    <li>Search for Duplicate Files and Deduplicate Redundant Files</li>
                                    <li>Compare your Disk Space Usage over Time</li>
                                </ul>
                            </div>
                        </div>
                    </div>
                </div>
            </td>
  
           
            <td class="product-cell">
                <div class="product-wrapper">
                    <div class="product-inner">
                        <div class="product-header">
                            <div class="product-name"><a>TreeSize Professional</a></div>
                            <img src="https://www.jam-software.com/sites/default/files/2025-07/Comparison-Commercial-User.png"
                                 alt="Professional Icon" width="83" height="83">
                            <div class="user-type-label">
                                <strong>Sys-admins &amp; power users</strong>
                                <div class="user-desc">For IT professionals managing storage in-house</div>
                            </div>
                            <div class="product-pricing">
                                <div class="price-line">
                                    <div class="product-price"> <small>From </small> 3,40 â?¬<small>/ user / month</small></div>
                                       <div>(Annual billing)</div>
                                    <a
                                    href='https://customers.jam-software.de/prices.php?language=EN&article_no=101'
                                    onclick="_paq.push(['trackEvent','ts_pro-comp','click','ts-pro-pricing']);">
                                    Buy Now
                                    </a>
                                </div>
                                <a class="button product-cta-button"
                                    href='https://customers.jam-software.de/downloadTrial.php?language=EN&article_no=101'
                                    onclick="_paq.push(['trackEvent','ts_pro-comp','click','ts-pro-download']);">
                                    Try For Free
                                </a>
                                <p><span><i>14 Day Free Trial</i></span></p>
                            </div>
                            <div class="product-footer">
                                <ul class="features-list">
                                    <li>Detailed disk space analysis</li>
                                    <li>Duplicate & large file finder</li>
                                    <li>Command line parameters + task scheduler options</li>
                                    <li>Custom exports in PDF, Excel, HTML</li>
                                    <br>
                                    <a href="https://www.jam-software.com/treesize/unlimited-licenses.shtml"
                                        onclick="_paq.push(['trackEvent','ts_pro-comp','click','ts-unlimited-licenses']);"    style="display:block; padding-left:20px; margin-top:8px;">
  Unlimited user licenses available with certain plans
</a>
                                </ul>
                            </div>
                        </div>
                    </div>
                </div>
            </td>
        </tr>
    </table>
  </div>
</div>
    </div>
</div>
            <div  class="module module--link" >
            <a href="/treesize/editions.shtml" class="lnk">Compare all features side by side</a>
</div>
    </div>
                </div>
            </div>
        </div>
        
                                </section>

<section  class="module module--section section module--section-bg">
                    <div class="section__anchor" id="what-our-customers-say"></div>
                        <div class="section__inline-ct">
            <div class="section__ct section__hd-ct">
                <header class="section__hd">
                    <h2 class="section__ttl "><span >
    What Our Customers Say
</span></h2>
                                    </header>
            </div>

<div class="section__bd-ct">
                <div class="section__bd">
                    <div  class="section__modules" >
                <div  class="module module--testimonial-slider" >
        <div  class="testimonial-slides js-slider" >
            <div  class="testimonial-itm" >
    <div class="testimonial">
        <div class="testimonial__quote">
            <div  class="clearfix text-formatted" >
            <p><span>I donâ??t know what I would do without TreeSize: As an economics researcher, I have about 10 000 articles all stored in one folder â?? plus data, graphs, publications, etc. in other folders â?? and TreeSize goes through these almost instantly. And I love the new interface which allows using RegEx type searches without the pain of raw RegEx coding.</span></p>
    </div>
        </div>
        <div class="testimonial__author">
            John R. Hansen, Former Economic Advisor at The World Bank
        </div>

</div>
</div>

<div  class="testimonial-itm" >
    <div class="testimonial">
        <div class="testimonial__quote">
            <div  class="clearfix text-formatted" >
            <p><span lang="DE-DE">Thank you, JAM Software, for dreaming up this application. It helps me manage local and NAS Storage more efficiently.</span><span>&nbsp;</span></p>
    </div>
        </div>
        <div class="testimonial__author">
            Kevin Tran - CT Corporation, A Wolters Kluwer Company
        </div>

</div>
</div>

<div  class="testimonial-itm" >
    <div class="testimonial">
        <div class="testimonial__quote">
            <div  class="clearfix text-formatted" >
            <p><span lang="DE-DE">Very glad I bought the software yesterday!</span><span>&nbsp;</span><br><span lang="DE-DE">I've seen my software company's support staff use Treesize.</span><span>&nbsp;</span><br><span lang="DE-DE"></span><span>&nbsp;</span><br><span lang="DE-DE">I'm personally always pretty hesitant about purchasing software. But after trying out the trial... MAN!</span><span>&nbsp;</span><br><span lang="DE-DE">It's night and day difference when compared to Windirstat.</span><span>&nbsp;</span><br><span lang="DE-DE"></span><span>&nbsp;</span><br><span lang="DE-DE">The speed difference alone is incredible!</span><span>&nbsp;</span></p>
    </div>
        </div>
        <div class="testimonial__author">
            Thibault Molleman, Molleman De Coster BVBA
        </div>

</div>
</div>

<div  class="testimonial-itm" >
    <div class="testimonial">
        <div class="testimonial__quote">
            <div  class="clearfix text-formatted" >
            <p><span>I've just tried a scan on a large bucket and it reported the results far quicker than I can get the results directly from the aws console!! Great work!! Amazing.<br>
<br>
I remain super impressed with your work, thanks loads. </span></p>
    </div>
        </div>
        <div class="testimonial__author">
            Charlie Daffarn, Omnicom Group IT | paige
        </div>

</div>
</div>

<div  class="testimonial-itm" >
    <div class="testimonial">
        <div class="testimonial__quote">
            <div  class="clearfix text-formatted" >
            <p><span lang="DE-DE">Thank you again! Your software continues to be the most useful program I have for quickly and reliably locating files and directories across a number of drives in my system.</span><span>&nbsp;</span></p>
    </div>
        </div>
        <div class="testimonial__author">
            Dom Melano, independent filmmaker and musician
        </div>

</div>
</div>

<div  class="testimonial-itm" >
    <div class="testimonial">
        <div class="testimonial__quote">
            <div  class="clearfix text-formatted" >
            <p><span lang="DE-DE">I was using Screen Recorder app and my SSD space was disappearing, but I didn't know where the space was being used by the Screen Recorder until I used your app! I found the cache folder for the Screen Recorder app and deleted it, along with a few other folders I didn't need. Now I have more space available than I have ever had on my SSD!</span><span>&nbsp;</span></p>
    </div>
        </div>
        <div class="testimonial__author">
            David Joy, Canadian Department of National Defence
        </div>

</div>
</div>

</div>
    </div>

</div>
  </div>

</div>
        </div>
        <div class="txt-img-module__txt cms-cnt">
            <div  class="clearfix text-formatted" >
            <h3 style="text-align:start;"><span>Users Love Us</span>&nbsp;</h3><p style="text-align:start;">The Users Love Us badge is earned after collecting an average rating of 4.0 stars on G2.</p>
    </div>
        </div>
    </div>
</div>

</div>
                </div>
            </div>
        </div>
        
                                </section>

<section  class="module module--section section">
                    <div class="section__anchor" id="where-treesize-comes-in-handy"></div>
                        <div class="section__inline-ct">
            <div class="section__ct section__hd-ct">
                <header class="section__hd">
                    <h2 class="section__ttl "><span >
    Where TreeSize Comes in Handy
</span></h2>
                                    </header>
            </div>

<div class="section__bd-ct">
                <div class="section__bd">
                    <div  class="section__modules" >
            <div  class="module module--text module--text cms-cnt" >
    <div  class="clearfix text-formatted" >
            <p>Discover why TreeSize is your best choice for visualizing, managing, and cleaning up storage - efficiently and at scale in corporate environments.</p>
    </div>
</div>

<a href="/treesize/clean-up-google-drive.shtml" class="info" tabindex="-1">
                                <div class="title">
                                    <h3>How to clean up your Google Drive fast</h3>
                                </div>
                                                                    <div class="subtitle">
                                        <h4>Free up Google storage in minutes</h4>
                                    </div>
                                                            </a>

<div class="meta">
                                                                    <span class="author">Hendrik Christ</span>
                                                                                                    <span class="reading-time">6 min read</span>
                                                            </div>
                                            </div>
                                                                                                    <div class="paragraph paragraph--type--article-teaser-item paragraph--view-mode--default article-teaser__blog-article">
                                                                                
                            <a href="/treesize/5-tips-to-clean-up-disk-space.shtml" tabindex="-1">
                                <div>
                                                                            <div class="media media--type-blog-thumbnails">
                                                                                                                                        <img src="/sites/default/files/2023-01/Blog-Thumbnail-Image_Disk-Clean-Up_EN.png"
                                                     alt="5+1 Tips To Clean Up Disk Space On Your PC"
                                                     loading="lazy">
                                                                                    </div>
                                                                    </div>
                            </a>

<a href="/treesize/5-tips-to-clean-up-disk-space.shtml" class="info" tabindex="-1">
                                <div class="title">
                                    <h3>5+1 Tips To Clean Up Disk Space On Your PC</h3>
                                </div>
                                                                    <div class="subtitle">
                                        <h4>Cleaning up disk space in a jiffy</h4>
                                    </div>
                                                            </a>

<div class="meta">
                                                                    <span class="author">Joachim Marder</span>
                                                                                                    <span class="reading-time">3 min read</span>
                                                            </div>
                                            </div>
                                                                                                    <div class="paragraph paragraph--type--article-teaser-item paragraph--view-mode--default article-teaser__blog-article">
                                                                                
                            <a href="/treesize/duplicate-folders-zip-search.shtml" tabindex="-1">
                                <div>
                                                                            <div class="media media--type-blog-thumbnails">
                                                                                                                                        <img src="/sites/default/files/2021-12/Blog-Thumbnail-Image_TreeSize82_2021-12-01.png"
                                                     alt="Track down duplicates and search through ZIP files"
                                                     loading="lazy">
                                                                                    </div>
                                                                    </div>
                            </a>

<a href="/treesize/duplicate-folders-zip-search.shtml" class="info" tabindex="-1">
                                <div class="title">
                                    <h3>Track down duplicates and search through ZIP files</h3>
                                </div>
                                                                    <div class="subtitle">
                                        <h4>TreeSize Professional V8.2 is here and these community features are included!</h4>
                                    </div>
                                                            </a>

<div class="meta">
                                                                    <span class="author">Joachim Marder</span>
                                                                                                    <span class="reading-time">4 min read</span>
                                                            </div>
                                            </div>
                                    </div>
    
                <div class="article-teaser__grid-row article-teaser__grid-row--centered">
                                                                                    <div class="paragraph paragraph--type--article-teaser-item paragraph--view-mode--default article-teaser__blog-article">
                                                                                
                            <a href="/treesize/free-up-disk-space-gaming-pc-treesize.shtml" tabindex="-1">
                                <div>
                                                                            <div class="media media--type-blog-thumbnails">
                                                                                                                                        <img src="/sites/default/files/2024-10/Blog-Thumbnail-Image_TreeSize-Storage-For-Games.png"
                                                     alt="How To Free Up Disk Space for New Games"
                                                     loading="lazy">
                                                                                    </div>
                                                                    </div>
                            </a>

<a href="/treesize/free-up-disk-space-gaming-pc-treesize.shtml" class="info" tabindex="-1">
                                <div class="title">
                                    <h3>How To Free Up Disk Space for New Games</h3>
                                </div>
                                                                    <div class="subtitle">
                                        <h4>Time for your level up with TreeSize</h4>
                                    </div>
                                                            </a>

<div class="meta">
                                                                    <span class="author">Hendrik Christ</span>
                                                                                                    <span class="reading-time">8 min read</span>
                                                            </div>
                                            </div>
                                                                                                    <div class="paragraph paragraph--type--article-teaser-item paragraph--view-mode--default article-teaser__blog-article">
                                                                                
                            <a href="/treesize/bulk-rename-tips.shtml" tabindex="-1">
                                <div>
                                                                            <div class="media media--type-blog-thumbnails">
                                                                                                                                        <img src="/sites/default/files/2024-02/Blog-Thumbnail-Image_Bulk-Rename.png"
                                                     alt="How To Bulk Rename Files Easy"
                                                     loading="lazy">
                                                                                    </div>
                                                                    </div>
                            </a>

<a href="/treesize/bulk-rename-tips.shtml" class="info" tabindex="-1">
                                <div class="title">
                                    <h3>How To Bulk Rename Files Easy</h3>
                                </div>
                                                                    <div class="subtitle">
                                        <h4>Edit a large number of files at once with TreeSize.</h4>
                                    </div>
                                                            </a>

<div class="meta">
                                                                    <span class="author">Joachim Marder</span>
                                                                                                    <span class="reading-time">3 min read</span>
                                                            </div>
                                            </div>
                                    </div>
    </div>

<div  class="module module--link" >
            <a href="/treesize/use_cases.shtml" class="lnk">See all use cases</a>
</div>
    </div>
                </div>
            </div>
        </div>
        
                                </section>

<section  class="module module--section section module--section-bg">
                    <div class="section__anchor" id="frequently-asked-questions"></div>
                        <div class="section__inline-ct">
            <div class="section__ct section__hd-ct">
                <header class="section__hd">
                    <h2 class="section__ttl "><span >
    Frequently Asked Questions
</span></h2>
                                    </header>
            </div>

<div class="section__bd-ct">
                <div class="section__bd">
                    <div  class="section__modules" >
            
<div  >
    <script type="application/ld+json">
{
"@context": "https://schema.org",
"@type": "FAQPage",
"mainEntity": [
{
"@type": "Question",
"name": "How can I find out whatâ??s using all my disk space?",
"acceptedAnswer": {
"@type": "Answer",
"text": "You can use TreeSize to scan your storage and visually break down which folders and files are taking up the most space.
Scan entire drives or specific directories and see a real-time folder tree sorted by size. It even lets you drill down to file-level details and provides bar charts for better insights. This makes TreeSize the optimal disk space analyzer."
}
},
{
"@type": "Question",
"name": "Whatâ??s the best way to clean up disk space on Windows?",
"acceptedAnswer": {
"@type": "Answer",
"text": "To clean up disk space, start by analyzing whatâ??s consuming storage like large files, duplicates, or outdated backups. Then selectively delete what you donâ??t need.

TreeSize makes this process simple by allowing you to sort files by size, age, or file type. It also includes filters and allows direct deletion within the interface, streamlining the cleanup process. TreeSize Professional offers even more filter options and is therefor the best help to clean up storage on Windows."
}
},
{
"@type": "Question",
"name": "How do professionals manage disk space across multiple computers or servers?",
"acceptedAnswer": {
"@type": "Answer",
"text": "IT teams often need centralized tools that can scan across network shares and generate automated reports.

TreeSize Professional supports scanning of network drives, UNC paths, and Windows servers. You can schedule scans, save and load scan results as index files, export reports in various formats (like HTML and PDF), and even integrate it into scripts via command-line options."
}
},
{
"@type": "Question",
"name": "What types of visual reports help with analyzing disk usage?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Effective disk analysis tools provide visuals like folder trees, pie charts, or treemaps to show data usage at a glance. TreeSize offers a structured folder view, bar charts, and customizable report exports. It highlights large folders and lets you see file types grouped by extension (e.g., videos, documents, system files)."
}
},
{
"@type": "Question",
"name": "Can I automatically monitor disk usage over time?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Yes, TreeSize Professional includes scheduling features where you can set regular scans, generate comparative reports, and receive alerts if certain thresholds are exceeded. This is particularly useful for monitoring growth on file servers. We offer SpaceObServer as the next-best solution for enterprise-level storage management, providing continuous monitoring of storage space and fully automated reports.
"
}
},
{
"@type": "Question",
"name": "How do I scan an external or USB drive for space-hogging files?",
"acceptedAnswer": {
"@type": "Answer",
"text": "TreeSize detects all connected volumes automatically, including USB drives, SD cards, and external hard drives like HDDs and SSDs. Supported Formats are NTFS as well as exFat. Just select the drive from the start screen and begin your scan."
}
},
{
"@type": "Question",
"name": "Is my data secure while using TreeSize?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Yes, at JAM Software, data privacy is a top priority. All TreeSize editions operate entirely on a local, on-premise basis. Your data never leaves your computer. We guarantee that no data is shared with third parties, including during development.

Furthermore, all your customer data is handled with the utmost care and in full compliance with the GDPR. All our servers are located fully inside of Germany."
}
},
{
"@type": "Question",
"name": "Is the TreeSize license user-based or system-based?",
"acceptedAnswer": {
"@type": "Answer",
"text": "The TreeSize license is both user- and system-based. One license covers one installation and one user. Please note that the license is non-concurrent, meaning it cannot be shared between multiple users or systems simultaneously."
}
},
{
"@type": "Question",
"name": "Can I use TreeSize Free on my Windows Server?",
"acceptedAnswer": {
"@type": "Answer",
"text": "No, TreeSize Free is not usable on Windows Servers. TreeSize Free is intended as a free disk space analyzer for personal, non-commercial use on desktop systems. For professional environments, including server usage, we recommend TreeSize Personal or TreeSize Professional to meet your business and IT needs."
}
},
{
"@type": "Question",
"name": "Is this the latest official version?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Yes. We publish new releases on the official product page first. You can find the release notes in the changelog. Our legacy versions can be found here."
}
}
]
}
</script>
</div>
            <div  class="module module--collapsed collapsed-module compact">
    <div  class="collapsed-module__itm" >
            <div  class="collapsed-item is-collapsed js-collapse-ct">
    <div class="collapsed-item__ct">
        <header class="collapsed-item__hd js-collapse-toggle ">
            <h3 class="collapsed-item__ttl">Is my data secure while using TreeSize?</h3>
                    </header>
    </div>

<div class="collapsed-item__bd js-collapse-target">
        <div class="collapsed-item__ct">
                        <div  >
            <div  class="module module--text module--text cms-cnt" >
    <div  class="clearfix text-formatted" >
            <p><span lang="EN-US">Yes, at JAM Software, data privacy is a top priority. <strong>All TreeSize editions operate entirely on a local, on-premise basis.</strong> Your data never leaves your computer or your site. We guarantee that no data is shared with third parties, including during development.</span></p><p><span lang="EN-US">Furthermore, all your customer data is handled with the utmost care and in <strong>full compliance with the GDPR</strong>. All our servers are located fully inside of Germany.</span></p>
    </div>
</div>

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    </div>
</div>
            <div  class="collapsed-item is-collapsed js-collapse-ct">
    <div class="collapsed-item__ct">
        <header class="collapsed-item__hd js-collapse-toggle ">
            <h3 class="collapsed-item__ttl">Can I automatically monitor disk usage over time?</h3>
                    </header>
    </div>

<div class="collapsed-item__bd js-collapse-target">
        <div class="collapsed-item__ct">
                        <div  >
            <div  class="module module--text module--text cms-cnt" >
    <div  class="clearfix text-formatted" >
            <p><span lang="EN-US">Yes, <strong>TreeSize Professional</strong> includes scheduling features where you can set regular scans, generate comparative reports, and receive alerts if certain thresholds are exceeded. This is particularly useful for monitoring growth on file servers.</span></p><p><span lang="EN-US">We offer </span><a href="/spaceobserver"><span lang="EN-US">SpaceObServer as the next-best solution</span></a><span lang="EN-US"> for enterprise-level storage management, providing continuous monitoring of storage space and fully automated reports.</span></p>
    </div>
</div>

</div>
        </div>
    </div>
</div>
            <div  class="collapsed-item is-collapsed js-collapse-ct">
    <div class="collapsed-item__ct">
        <header class="collapsed-item__hd js-collapse-toggle ">
            <h3 class="collapsed-item__ttl">Is the TreeSize license user-based or system-based?</h3>
                    </header>
    </div>

<div class="collapsed-item__bd js-collapse-target">
        <div class="collapsed-item__ct">
                        <div  >
            <div  class="module module--text module--text cms-cnt" >
    <div  class="clearfix text-formatted" >
            <p><span lang="EN-US">The TreeSize license is both user- and system-based. <strong>One license covers usage on one to three hard assigned systems (non-simultaneously) and one user</strong>. Please note that the license is non-concurrent, meaning it cannot be shared between multiple users or systems simultaneously.</span></p>
    </div>
</div>

</div>
        </div>
    </div>
</div>
            <div  class="collapsed-item is-collapsed js-collapse-ct">
    <div class="collapsed-item__ct">
        <header class="collapsed-item__hd js-collapse-toggle ">
            <h3 class="collapsed-item__ttl">Can I use TreeSize Free on my Windows Server?</h3>
                    </header>
    </div>

<div class="collapsed-item__bd js-collapse-target">
        <div class="collapsed-item__ct">
                        <div  >
            <div  class="module module--text module--text cms-cnt" >
    <div  class="clearfix text-formatted" >
            <p>No, TreeSize Free is not usable on Windows Servers. TreeSize Free is intended as a free disk space analyzer for personal, non-commercial use on desktop systems.</p><p>For professional environments, including server usage, we recommend <strong>TreeSize Personal</strong> or <strong>TreeSize Professional </strong>to meet your business and IT needs.</p>
    </div>
</div>

</div>
        </div>
    </div>
</div>
            <div  class="collapsed-item is-collapsed js-collapse-ct">
    <div class="collapsed-item__ct">
        <header class="collapsed-item__hd js-collapse-toggle ">
            <h3 class="collapsed-item__ttl">How can I find out whatâ??s using all my disk space?</h3>
                    </header>
    </div>

<div class="collapsed-item__bd js-collapse-target">
        <div class="collapsed-item__ct">
                        <div  >
            <div  class="module module--text module--text cms-cnt" >
    <div  class="clearfix text-formatted" >
            <p><span lang="EN-US">You can use <strong>TreeSize</strong> to scan your storage and visually break down which folders and files are taking up the most space.</span><br><span lang="EN-US">Scan entire drives or specific directories and see a real-time folder tree sorted by size. It even lets you drill down to file-level details and provides bar charts for better insights. This makes TreeSize the optimal disk space analyzer.</span></p>
    </div>
</div>

</div>
        </div>
    </div>
</div>
            <div  class="collapsed-item is-collapsed js-collapse-ct">
    <div class="collapsed-item__ct">
        <header class="collapsed-item__hd js-collapse-toggle ">
            <h3 class="collapsed-item__ttl">Whatâ??s the best way to clean up disk space on Windows?</h3>
                    </header>
    </div>

<div class="collapsed-item__bd js-collapse-target">
        <div class="collapsed-item__ct">
                        <div  >
            <div  class="module module--text module--text cms-cnt" >
    <div  class="clearfix text-formatted" >
            <p><span lang="EN-US">To clean up disk space, start by analyzing whatâ??s consuming storage like large files, duplicates, or outdated backups. Then selectively delete what you donâ??t need.&nbsp;</span></p><p><span lang="EN-US"><strong>TreeSize</strong> makes this process simple by allowing you to sort files by size, age, or file type. It also includes filters and allows direct deletion within the interface, streamlining the cleanup process. <strong>TreeSize Professional</strong> offers even more filter options and is therefore the best help to clean up storage on Windows.</span></p>
    </div>
</div>

</div>
        </div>
    </div>
</div>
            <div  class="collapsed-item is-collapsed js-collapse-ct">
    <div class="collapsed-item__ct">
        <header class="collapsed-item__hd js-collapse-toggle ">
            <h3 class="collapsed-item__ttl">How do professionals manage disk space across multiple computers or servers?</h3>
                    </header>
    </div>

<div class="collapsed-item__bd js-collapse-target">
        <div class="collapsed-item__ct">
                        <div  >
            <div  class="module module--text module--text cms-cnt" >
    <div  class="clearfix text-formatted" >
            <p><span>IT teams often need centralized tools that can scan across network shares and generate automated reports.</span></p><p><span>TreeSize Professional supports scanning of network drives, UNC paths, and Windows servers. You can schedule scans, save and load scan results as index files, export reports in various formats (like HTML and PDF), and even integrate it into scripts via command-line options.</span></p>
    </div>
</div>

</div>
        </div>
    </div>
</div>
            <div  class="collapsed-item is-collapsed js-collapse-ct">
    <div class="collapsed-item__ct">
        <header class="collapsed-item__hd js-collapse-toggle ">
            <h3 class="collapsed-item__ttl">What types of visual reports help with analyzing disk usage?</h3>
                    </header>
    </div>

<div class="collapsed-item__bd js-collapse-target">
        <div class="collapsed-item__ct">
                        <div  >
            <div  class="module module--text module--text cms-cnt" >
    <div  class="clearfix text-formatted" >
            <p><span lang="EN-US">Effective disk analysis tools provide visuals like folder trees or treemaps to show data usage at a glance.</span></p><p><span lang="EN-US"><strong>TreeSize Free</strong> provides these features while <strong>TreeSize Professional</strong> offers even more like a structured folder view, bar charts, and customizable report exports. It highlights large folders and lets you see file types grouped by extension (e.g., videos, documents, system files).</span></p>
    </div>
</div>

</div>
        </div>
    </div>
</div>
            <div  class="collapsed-item is-collapsed js-collapse-ct">
    <div class="collapsed-item__ct">
        <header class="collapsed-item__hd js-collapse-toggle ">
            <h3 class="collapsed-item__ttl">How do I scan an external or USB drive for space-hogging files?</h3>
                    </header>
    </div>

<div class="collapsed-item__bd js-collapse-target">
        <div class="collapsed-item__ct">
                        <div  >
            <div  class="module module--text module--text cms-cnt" >
    <div  class="clearfix text-formatted" >
            <p><span lang="EN-US">TreeSize detects all connected volumes automatically, including USB drives, SD cards, and external hard drives like HDDs and SSDs. Supported Formats are NTFS as well as exFat. Just select the drive from the start screen and begin your scan.</span></p>
    </div>
</div>

</div>
        </div>
    </div>
</div>
            <div  class="collapsed-item is-collapsed js-collapse-ct">
    <div class="collapsed-item__ct">
        <header class="collapsed-item__hd js-collapse-toggle ">
            <h3 class="collapsed-item__ttl">Is this the latest official version?</h3>
                    </header>
    </div>

<div class="collapsed-item__bd js-collapse-target">
        <div class="collapsed-item__ct">
                        <div  >
            <div  class="module module--text module--text cms-cnt" >
    <div  class="clearfix text-formatted" >
            <p>Yes. We publish new releases on the official product page first. You can find the release notes <a href="https://www.jam-software.com/treesize_free/changes.shtml">in the changelog</a>. Our legacy versions can be found <a href="https://www.jam-software.com/treesize#:~:text=TreeSize%20Free%20Information%20%26%20Legacy%20Downloads">here</a>.</p>
    </div>
</div>

</div>
        </div>
    </div>
</div>
    </div>
</div>
    </div>
                </div>
            </div>
        </div>
        
                                </section>

<section  class="module module--section section">
                    <div class="section__anchor" id="your-data-safe-in-your-hands"></div>
                        <div class="section__inline-ct">
            <div class="section__ct section__hd-ct">
                <header class="section__hd">
                    <h2 class="section__ttl "><span >
    Your Data Safe in Your Hands
</span></h2>
                                    </header>
            </div>

</div>
  </div>

</div>
        </div>
        <div class="txt-img-module__txt cms-cnt">
            <div  class="clearfix text-formatted" >
            <p style="text-align:start;">Our on-premises software puts you back in control of your data. Our solutions work entirely without cloud services - your data always stays with you.</p><p style="text-align:start;">And to ensure GDPR compliance at all times, our servers are located in Germany, today and tomorrow.</p>
    </div>
        </div>
    </div>
</div>

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                </div>
            </div>
        </div>
        
                                </section>

<section  class="module module--section section module--last module--section-bg">
                    <div class="section__anchor" id="more-information-and-documents"></div>
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                    <h2 class="section__ttl "><span >
    More Information and Documents
</span></h2>
                                    </header>
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            <div  class="module module--extended-link" >
    <div class="extended-link">
        <div class="extended-link__ct">
            <div class="extended-link__cnt">
                <div class="extended-link__ttl">
                    Helpful TreeSize Resources
                </div>
                            </div>
            <div class="extended-link__lnk">
                <div  >
            <div  class="module module--link" >
            <a href="/treesize/resources.shtml" class="lnk">Visit the TreeSize Resources</a>
</div>
    </div>
            </div>
        </div>
    </div>
</div>

<div  class="module module--extended-link" >
    <div class="extended-link">
        <div class="extended-link__ct">
            <div class="extended-link__cnt">
                <div class="extended-link__ttl">
                    Latest Changes in TreeSize
                </div>
                            </div>
            <div class="extended-link__lnk">
                <div  >
            <div  class="module module--link" >
            <a href="/treesize/changes.shtml" class="lnk">Visit the TreeSize changelog</a>
</div>
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        </div>
    </div>
</div>

<div  class="module module--extended-link" >
    <div class="extended-link">
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                <div class="extended-link__ttl">
                    License Information
                </div>
                            </div>
            <div class="extended-link__lnk">
                <div  >
            <div  class="module module--link" >
            <a href="/company/license_agreement.shtml" class="lnk">Read License Agreement</a>
</div>
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            </div>
        </div>
    </div>
</div>

<div  class="module module--extended-link" >
    <div class="extended-link">
        <div class="extended-link__ct">
            <div class="extended-link__cnt">
                <div class="extended-link__ttl">
                    Monitor Storage Space Continuously
                </div>
                            </div>
            <div class="extended-link__lnk">
                <div  >
            <div  class="module module--link" >
            <a href="/spaceobserver" class="lnk">Discover SpaceObServer</a>
</div>
    </div>
            </div>
        </div>
    </div>
</div>

<div  class="module module--collapsed collapsed-module compact">
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    <div class="collapsed-item__ct">
        <header class="collapsed-item__hd js-collapse-toggle ">
            <h3 class="collapsed-item__ttl">TreeSize Free Information &amp; Legacy Downloads</h3>
                    </header>
    </div>

<div class="collapsed-item__bd js-collapse-target">
        <div class="collapsed-item__ct">
                        <div  >
            <div  class="module module--text module--text cms-cnt" >
    <div  class="clearfix text-formatted" >
            <ul><li><a href="/treesize_free/help.shtml">TreeSize Free Resources</a></li><li><a href="/treesize_free/changes.shtml">TreeSize Free Changelog</a></li><li><a href="/treesize_free/portable.shtml ">Download TreeSize Free Portable</a></li><li><a href="https://downloads.jam-software.de/treesize_free/TreeSizeFreeSetup_x86.exe">Download TreeSize Free for 32-Bit systems</a></li><li><a href="/treesize_free/treesize-free-windows-7.shtml">Download TreeSize Free for Windows 7</a></li><li><a href="https://downloads.jam-software.de/treesize_free/TreeSizeFreeSetup_XP.exe">Download TreeSize Free for Windows XP</a></li><li><a href="https://downloads.jam-software.de/treesize_free/TreeSizeFreeSetup_2000.exe">Download TreeSize Free for Windows 2000</a></li><li><a href="https://downloads.jam-software.de/treesize_free/TreeSizeFree_9x.zip">Download TreeSize Free for Windows 9x / ME</a></li></ul>
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