SEO Tools
Meta tags, sitemaps, schema and on-page analysis.
12 free tools · no sign-up · runs in your browser
Generate SEO meta tags — title, description, keywords, robots and viewport.
Create Open Graph (og:) tags with a live social-share preview.
Generate Twitter/X card meta tags for rich link previews.
Build a robots.txt file to control search-engine crawling.
Generate JSON-LD structured data for Organization, Article, Product and FAQ.
Analyze 1-, 2- and 3-word keyword density in your content.
Preview how your page appears in Google results, with length warnings.
Score text with Flesch Reading Ease and Flesch-Kincaid grade level.
Extract an H1–H6 outline from HTML and flag structure issues.
Build trackable campaign URLs with UTM parameters.
Turn a list of URLs into a valid XML sitemap for search engines.
Mix keyword lists into every combination, with match-type wrapping.
About SEO Tools
Meta tags, sitemaps, schema and on-page analysis. All 12 tools in this collection are free and run entirely in your browser — there's no sign-up, nothing to install, and your data never leaves your device. Pick a tool above to get started, or read the step-by-step how-to guides for each one.
Frequently asked questions
Are these seo tools free?＋
Yes — every tool in the SEO Tools collection is completely free, with no sign-up, no watermark and no limits on the core features.
Do the seo tools work on mobile?＋
Yes. They run in any modern web browser on phone, tablet or desktop, and many keep working offline once you've opened them.
Is my data safe?＋
Yes — these tools run entirely in your browser, so your files, text and data are processed locally and never uploaded to a server.