SEO Audit Tool and Website Crawler CrawlSpider SEO Audit Tool is a website crawler to help you improve your search engine rankings. The spider will crawl your WordPress, WooCommerce or regular static website and extract all important elements and content from your website and will audit the extracted content for common SEO errors and issues. What can you do with Crawl Spider SEO Auditing app? The SEO Crawl Spider is a extremely flexible site crawler. It is built to scan and crawl extremely large websites as well as small blogs or ecommerce shop websites. It collects vital on-page data elements so that you or your SEO team can make better decisions. Benefits of SEO Audit Tool Find Broken Links – Internal and external Links Ever wonder if all the links that you interlink on your website or those that you link to external websites, are still clickable to a working page or site?You can provide a “Crawl List” or just provide your root domain and the spider will Crawl and find all the broken links (404s) and server errors.