Free Tools
SEO & Website Audit Tools
Technical SEO utilities for auditing crawlability, structured data and on-page metadata — the diagnostic layer behind every ranking decision.
Sitemap Finder
Probes a domain's common sitemap paths and reports which ones exist.
Sitemap Validator
Checks a sitemap against the sitemaps.org schema and flags malformed entries.
Sitemap Link Counter
Counts URL and nested-sitemap entries in a sitemap file.
Sitemap URL Extractor
Extracts every URL from a sitemap into a plain, copyable list.
XML Sitemap Generator
Builds a valid sitemap.xml from a plain list of URLs.
Sitemap Index Generator
Builds a sitemap index file referencing multiple child sitemaps.
Sitemap Splitter
Splits one large sitemap into multiple files under a chosen URL limit.
Sitemap Merge Tool
Merges two sitemaps into one, removing duplicate URLs.
Sitemap Compare
Diffs two sitemaps and lists which URLs were added or removed.
Sitemap Analytics
Summarises a sitemap's freshness, priority distribution and coverage.
Sitemap Frequency Analyzer
Breaks down the changefreq values declared across a sitemap.
Robots.txt Generator
Builds a robots.txt file from disallow rules, sitemap links and crawl-delay settings.
Robots.txt Tester
Tests whether a specific path is allowed or blocked for a given crawler.
Meta Description Tester
Checks a meta description's length against search result truncation limits.
Title Tag Generator
Generates SEO title tag variations from a keyword and brand name.
SERP Preview Tool
Shows how a title, URL and description will render in Google search results.
Open Graph Preview
Previews how a page's Open Graph tags render as a social share card.
OG Image Generator
Designs a branded 1200×630 social share image directly in the browser.
Canonical URL Checker
Fetches a page and reports its declared canonical URL.
Redirect Checker
Follows a URL's full redirect chain and reports each hop's status code.
HTTP Header Checker
Fetches a URL and lists every response header it returns.
Broken Link Checker
Checks a list of URLs and reports which ones fail to load.
Internal Link Checker
Scans a page for internal links and checks each one's status.
DNS Lookup
Looks up A, MX, TXT, NS and other DNS records for a domain.
SSL / HTTPS Checker
Verifies a site loads over HTTPS and reports HSTS and security-relevant headers.
Hreflang Checker
Extracts and lists a page's hreflang alternate-language tags.
Indexability Checker
Checks whether a page allows indexing via meta robots and X-Robots-Tag.
Page Size Checker
Reports the transferred size and load time of a page's HTML response.
Website SEO Audit
Runs a composite technical SEO check across title, meta, headings, structured data and HTTPS.
Keyword Density Checker
Analyses pasted text and shows the density of its most frequent keywords and phrases.
Reading Time Calculator
Estimates reading time for pasted text at slow, average and fast reading speeds.
FAQ Schema Generator
Converts plain Q&A pairs into valid FAQPage JSON-LD structured data.
Schema Markup Generator
Builds JSON-LD structured data from simple key:value input for common Schema.org types.
llms.txt Generator
Builds a valid llms.txt file describing a site's structure for language models.
AI Search Readiness Checker
Audits a page's technical signals for AI answer-engine visibility.
URL Slug Generator
Converts any text into a clean, URL-safe slug.
SEO Compare
Compares two URLs side by side across core on-page SEO signals.
Domain Age Checker
Looks up a domain's registration date and age via public RDAP data.
Dofollow/Nofollow Checker
Parses pasted HTML and lists each link's rel attribute status.
Backlink Value Calculator
Estimates the equivalent ad-spend value of organic traffic from a backlink.