Free online SEO & Marketing Tools
Check meta tags, social cards, robots.txt, sitemaps, structured data, headings, hreflang, redirects, broken links and page speed, and build SERP previews, UTM links and slugs — free, no sign-up.
16 tools · 7 run entirely in your browser · no sign-up
Marketing & Copy
- Ad Copy Generator (AI)Claude writes Google and Meta ad headlines and descriptions that fit each platform's character limits.
- SERP PreviewPreview your Google result on desktop and mobile with pixel-width truncation of the title and description.
- Slug GeneratorTurn titles into clean URL slugs, with transliteration of Hindi, Kannada, Malayalam, Tamil and Telugu into Latin letters.
- Title & Description Generator (AI)Claude drafts SEO titles and meta descriptions from your page text, within pixel-safe lengths, in six languages.
- UTM BuilderBuild campaign URLs with utm_source, utm_medium and utm_campaign, presets for Google, Meta, WhatsApp and newsletters, and a QR-ready link.
Analyze & Audit
- Broken Link CheckerCheck up to 200 links on one page and report broken, unreachable and redirecting links with status codes.
- Heading Structure CheckerShow a page's H1–H6 outline and flag a missing or repeated H1, skipped levels and empty headings.
- Hreflang CheckerValidate hreflang codes, self-references, x-default and return links across up to 50 URLs.
- Keyword Density CheckerTerm frequency, two- and three-word phrases and density with stop words removed, in English, Hindi, Kannada, Malayalam, Tamil and Telugu.
- Meta Tag AnalyzerCheck a page's title, meta description, robots, canonical, viewport, Open Graph and Twitter tags with length checks and fixes.
- Open Graph PreviewPreview how a link looks when shared on Facebook, X, LinkedIn and WhatsApp, and fix missing Open Graph tags.
- Page Speed SnapshotPageSpeed Insights summary for a URL — performance, accessibility, best-practices and SEO scores, Core Web Vitals and top fixes.
- Redirect CheckerFollow a URL's redirect chain hop by hop with status codes and timings, and flag loops, long chains and https downgrades.
- Robots.txt TesterParse a robots.txt, lint it and test whether a path is allowed for Googlebot, Bingbot, GPTBot or any user-agent.
- Schema Markup ValidatorExtract JSON-LD and microdata and check the required properties for Article, Product, FAQ, HowTo, Breadcrumb and other rich results.
- XML Sitemap ValidatorValidate an XML sitemap or sitemap index, count URLs, find errors and sample the status codes of listed pages.