Free SEO tools

Free SEO CheckerFull results with no signup and no email gate. Website SEO AuditCrawl up to 250 pages and fix site-wide issues. SEO AnalyzerSee any page the way a search engine reads it. Check SEO ScoreGet a 0–100 score and see what costs you points. On-Page SEO CheckerTitles, meta tags, headings, content and alt text. SEO Report GeneratorWhite-label PDF reports for clients in one click. AI SEO CheckerCan ChatGPT, Perplexity and AI Overviews read and cite your page? SEO CompareYour page vs a competitor’s, side by side, with the gaps marked.

AI Crawler CheckerSee which AI bots your robots.txt and firewall let in. llms.txt GeneratorCheck an existing llms.txt or draft a new one in seconds.

Meta Tags CheckerSee every meta tag on a page and what to fix. SERP PreviewSee your Google result on desktop and mobile before you publish. Heading CheckerSee your H1–H6 outline as a tree and spot structure problems. Keyword Density CheckerTop words and phrases on a page, with counts and density. Image Alt Text CheckerEvery image on a page: alt text, size, format and loading. Link AnalyzerEvery internal and external link with its anchor and rel values. Word CounterWords, characters, sentences and reading time, in your browser. Readability CheckerFlesch score, long sentences and passive voice for any text. Open Graph CheckerPreview your link on Facebook, X, LinkedIn, WhatsApp and Slack. Meta Tag GeneratorFill a short form and copy ready-to-paste meta tags.

robots.txt TesterTest any URL against robots.txt for Googlebot, Bingbot and AI bots. robots.txt GeneratorBuild a robots.txt with presets for admin areas and AI bots. Sitemap ValidatorFind, validate and spot-check your XML sitemap in one run. Sitemap GeneratorCrawl up to 300 pages and download a clean sitemap.xml. Redirect CheckerTrace every hop of a redirect chain, with status and timing. HTTP Header CheckerSee raw response headers and what each one means for SEO. HTTP Status CheckerCheck status codes and redirect targets for up to 50 URLs. Broken Link CheckerTest up to 200 links on a page for 404s and dead domains. Canonical CheckerCheck rel=canonical, its target and your domain variants. Hreflang CheckerValidate hreflang codes, x-default and return links. Schema ValidatorCheck JSON-LD, microdata and RDFa against Google’s rules. Schema GeneratorBuild JSON-LD for 10 schema types and copy the script tag. Page Speed TestTTFB, page weight, render blockers and Core Web Vitals. Mobile-Friendly TestCheck viewport, responsive CSS, font size and tap targets. Indexability CheckerCan Google index this page? See the exact blocking reason. CMS CheckerSee the CMS, framework, CDN and analytics behind any site. IndexNow SubmitterNotify Bing, Yandex and others of changed URLs in one click.

SSL CheckerCheck certificate expiry, issuer, covered names and TLS version. Security Headers CheckerGrade A+ to F, with fixes for Apache, Nginx and Cloudflare. DNS LookupSee A, MX, TXT and CAA records, with SPF and DMARC checked. Domain Age CheckerRegistration date, age, expiry and registrar via RDAP.