Screaming Frog

Screaming Frog is a desktop SEO spider that crawls websites to find broken links, redirects, duplicate content and metadata issues.

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Summarize this

Presentation

Screaming Frog SEO Spider is a desktop application that crawls websites the way a search engine bot does. Developed by the UK agency Screaming Frog, it has become a reference tool for technical SEO audits. It runs on Windows, macOS and Linux, and fetches every URL it can reach to build a complete map of a site and the issues that hold it back.

How it works

You enter a starting URL and the spider follows internal links, images, scripts and stylesheets. Each response is stored with its status code, headers and on-page elements. The free version crawls up to 500 URLs, while the paid licence removes that limit and unlocks features such as JavaScript rendering, scheduled crawls and integrations with Google Analytics, Search Console and PageSpeed Insights.

Features

Detection of broken links (404) and server errors.
Audit of redirects and redirect chains.
Analysis of page titles, meta descriptions and headings.
Discovery of duplicate and thin content.
Generation and validation of XML sitemaps.
Extraction of structured data, hreflang and custom elements with XPath or CSS selectors.

Use cases

Teams use Screaming Frog before a migration to inventory URLs and plan redirects. Content teams export title and meta description reports to fix duplicates at scale. Technical SEO specialists crawl staging environments to catch problems before launch, then combine crawl data with Search Console to prioritise the fixes that matter.

Advantages

It is fast, granular and gives full control over crawl configuration. The desktop model keeps data on your own machine, and custom extraction makes it flexible for advanced audits. The annual licence is affordable compared with most cloud platforms, and exports feed easily into spreadsheets or dashboards.

Disadvantages

The interface is dense and has a steep learning curve for beginners. Large sites can consume significant memory because the crawl runs locally. It is a diagnostic tool, not an all in one suite, so it does not track rankings or backlinks, and turning raw crawl data into a readable report still takes manual work.

FAQ

What is Screaming Frog used for?

Screaming Frog is a desktop website crawler used for technical SEO audits. It crawls a site like a search engine bot to find issues such as broken links, redirects, duplicate content and metadata problems at scale.

How does Screaming Frog work?

You enter a starting URL and the SEO Spider follows internal links, images, scripts and stylesheets, storing each response with its status code, headers and on-page elements to map the whole site.

Is Screaming Frog free?

Screaming Frog has a free version that crawls up to 500 URLs. A paid licence removes that limit and unlocks features like JavaScript rendering, scheduled crawls and integrations with Google Analytics and Search Console.

What operating systems does Screaming Frog run on?

Screaming Frog runs as a desktop application on Windows, macOS and Linux.

What SEO issues can Screaming Frog detect?

Screaming Frog detects broken links and server errors, audits redirect chains, analyses titles and meta descriptions, finds duplicate content, and validates XML sitemaps. It can also extract structured data and custom elements with XPath or CSS.

When should you use Screaming Frog?

Teams use Screaming Frog before a migration to inventory URLs and plan redirects, to fix duplicate metadata at scale, and to crawl staging sites before launch. Combining crawl data with Search Console helps prioritise fixes.