See where your disk space goes
WinDirStat (windirstat.net) scores 73 out of 100 on Brand Analyzer, placing it in the Brand-Ready tier among Technology brands, SaaS brands, in the 33rd percentile of 50744 Technology brands.
WinDirStat is a free, open-source disk usage analyzer for Microsoft Windows, founded in 2003. It visually maps file and folder sizes using a treemap representation, allowing users to identify what is consuming storage on their drives. The tool is aimed at Windows users, IT professionals, and developers who need to analyze and manage disk space. As an open-source project, it is positioned as a straightforward, no-cost solution for visualizing disk usage on Windows systems.
| Brand Name | WinDirStat |
|---|---|
| Domain | windirstat.net |
| Industry | Technology, SaaS |
| Founded | 2003 |
| Main Competitors | TreeSize (83/100), SpaceSniffer (64/100), WizTree, Disk Inventory X (65/100), CCleaner (91/100), TreeSizeFree (83/100), GrandPerspective |
Moz Domain Authority 64/100 vs category average 39 / leader 100 - a strong backlink profile, so AI systems frequently encounter mentions of the brand.
No Wikipedia presence was found - a major gap, since Wikipedia is among the most heavily weighted sources in AI training data.
The homepage meta description reads "WinDirStat is a free, open-source disk usage analyzer for Windows." (Meta description: 10 words (ideal length). OG description present and descriptive) - this is the summary AI engines are most likely to quote.
Structured data on the homepage: og:title, og:description, og:image. Adding Organization and FAQ schema would further help AI crawlers parse the brand's identity.
AI-crawler access: No robots.txt found (default: all bots allowed, but explicit file preferred) - robots.txt controls whether engines like GPTBot and ClaudeBot can read the site at all.
Social footprint: verified profiles on GitHub, X (Twitter), Facebook, Instagram; no detected presence on LinkedIn, YouTube - consistent profiles reinforce the brand's identity across the web.
0 Reddit mentions - community discussion signals real-world reputation to AI models.
Live results from asking a general-purpose AI assistant about the brand, checked October 2026.
When asked "What is WinDirStat?", Claude could identify the brand as of October 2026. WinDirStat is a free, open-source disk usage analyzer for Windows that scans drives and displays file and folder sizes as a color-coded treemap, making it easy to spot what's eating up storage space. Best known for its treemap visualization of disk space usage on Windows.
When asked "Best brands similar to WinDirStat?", Claude would recommend WinDirStat as of October 2026. It's a classic, reliable, and free tool that's often one of the first recommendations for visually finding large files and folders on Windows.
Common questions people ask in Google, ChatGPT, Claude, Gemini, Perplexity, and other AI search engines.
WinDirStat's main competitors in Technology: TreeSize (83/100), SpaceSniffer (64/100), Disk Inventory X (65/100), CCleaner (91/100), TreeSizeFree (83/100).
Sources: Brand Analyzer scan
WinDirStat offers a single core product: a disk usage analyzer application for Windows. This free, open-source tool scans drives and presents file and folder size data through a graphical treemap interface, helping users visualize storage consumption and identify areas to free up disk space.
Sources: WinDirStat official site
WinDirStat is a free, open-source disk usage analyzer for Microsoft Windows. It was founded in 2003 and is designed to help users understand how files and folders consume storage space on their drives through a graphical, visual representation.
Sources: WinDirStat official site
WinDirStat has limited AI-search visibility, scoring 26/100 on Brand Analyzer's AI visibility composite (visibility 17, trust 27, recommendation 42). This estimates how likely AI engines like ChatGPT, Claude, Gemini and Perplexity are to know, trust, and recommend the brand.
Sources: WinDirStat official site
WinDirStat was founded in 2003. WinDirStat operates in the Technology category. It is analyzed by Brand Analyzer across seven brand dimensions and AI-search visibility.
Sources: Wikidata
WinDirStat scans a Windows computer's drives and generates a visual treemap representation of file and folder sizes. This allows users to quickly identify which files or directories are consuming the most disk space, making it easier to locate and remove unnecessary data to reclaim storage.
Sources: WinDirStat official site
WinDirStat scores 42/100 on Brand Analyzer's AI recommendation signal, indicating it is less likely to be surfaced when AI assistants like ChatGPT suggest Technology options. Recommendation depends on crawlability, structured data, and category authority.
Sources: WinDirStat official site
WinDirStat is known for its treemap visualization feature, which graphically displays disk usage by representing files and folders as proportionally sized rectangles. This intuitive visual approach makes it easy to spot large files or folders that are consuming significant disk space, distinguishing it from text-based disk usage tools.
Sources: WinDirStat official site
WinDirStat can improve AI discoverability by strengthening structured data (Organization and FAQ schema), maintaining an accurate Wikipedia/Wikidata entity, earning authoritative citations, and keeping content crawlable for AI bots. Brand Analyzer measures these as visibility, trust, and recommendation signals.
Sources: WinDirStat official site
WinDirStat is used by Windows users, IT professionals, and developers who need to analyze and manage disk space on their systems. Its target audience includes anyone seeking a free, visual way to understand storage usage, from general consumers monitoring personal computers to technical professionals managing servers or multiple systems.
Sources: WinDirStat official site
WinDirStat is popular because it is free, open-source, and provides an intuitive visual method for analyzing disk space usage through its treemap display. This makes it accessible to a wide range of users, from everyday Windows users to IT professionals and developers who need a quick, no-cost way to identify and manage storage consumption.
Sources: WinDirStat official site
WinDirStat scores 26/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.
WinDirStat has a weak AI-visibility profile at 26/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is recommendation likelihood (42/100) and its weakest is visibility (17/100). It benefits from a Wikidata knowledge-graph entry, a Moz Domain Authority of 64/100 and open access for AI crawlers (GPTBot, ClaudeBot, etc.). The main gaps holding it back: no clear Wikipedia entity to anchor it in LLM training data, thin schema.org structured data and no llms.txt to steer AI to its best pages. In a live check, Claude could already identify WinDirStat from memory (October 2026) - a sign these signals are paying off.
The score combines seven dimensions - name quality, digital presence, visual identity, messaging clarity, trust foundation, AI discoverability, and brand authority - into a single objective benchmark.
Ranked closest to WinDirStat: wifi-stock.com (73/100), WiFiBOX (73/100), Winncom Technologies (73/100), WinWay Technology Co., Ltd. (73/100).
A step up - brands to learn from: Zymo Research (81/100), Zurich Italia (81/100).
Category leader: Hostinger (97/100).
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