Free · No sign-up · Runs in your browser
Free SEO Tools
A no-nonsense toolkit for on-page SEO. Check titles, tune readability, generate schema and sitemaps — everything you need to ship a well-optimised page, at zero cost.
SEO Title & Meta Checker
Check title and meta description length, pixel width, and truncation before you publish.
/seo-title-meta-checkerReadability Score Calculator
Score any text for Flesch reading ease and grade level, then see exactly what to simplify.
/readability-score-calculatorKeyword Density Checker
Count how often each keyword appears and catch over-optimisation at a glance.
/keyword-density-checkerSlug & URL Generator
Turn any title into a clean, lowercase, hyphenated URL slug in one click.
/slug-url-generatorOpen Graph & Twitter Card Preview
See exactly how your link looks when shared on Facebook, X, and LinkedIn.
/open-graph-twitter-card-previewWord & Character Counter
Count words and characters against SEO limits for titles, metas, and full posts.
/word-character-counter-with-seo-thresholdsSchema Markup (JSON-LD) Generator
Build valid JSON-LD for articles, FAQs, products and more — copy-and-paste ready.
/schema-markup-json-ld-generatorRobots.txt & Sitemap.xml Generator
Generate crawl-ready robots.txt and sitemap.xml files for your site in seconds.
/robots-txt-sitemap-xml-generatorFree SEO tools — FAQ
Quick answers about the toolkit.
Are these SEO tools really free?
Yes. Every tool on this page is completely free to use, with no account, sign-up, or credit card required. They run right in your browser, so you can use them as often as you like.
Do I need to install anything or create an account?
No. There is nothing to download or install and no login. Open any tool, paste your text or URL, and get your result instantly.
Which tool should I use first?
A common workflow is: write your content, run it through the Readability Score Calculator and Keyword Density Checker, tighten your title with the SEO Title & Meta Checker, generate a clean URL with the Slug Generator, then add Schema Markup and a Sitemap before you publish.
Is my content stored anywhere?
These tools are built to run in your browser for on-page checks, so you can test drafts and unpublished pages without handing your content to a third party.
Who are these tools for?
Bloggers, small business owners, freelancers, and marketers who want dependable on-page SEO checks without paying for an enterprise suite.