Free tools
Free SEO tools — checkers you can run in 10 seconds.
Every tool crawls the URL live. No signup for the first scans. Start with the full SEO checker, or jump to the single issue you already suspect.
Free · No signup · Results in ~10 seconds
Free SEO Checker
Full on-page, technical and AI-search audit. Score out of 100.
AEO / GEO Checker
AI Overviews, ChatGPT and Perplexity citation readiness.
llms.txt Checker
Detect a missing or empty /llms.txt at your domain root.
Meta Tag Checker
Title, description, robots and viewport in one pass.
Open Graph Checker
og:title, og:image and Twitter card tags.
Heading Structure Checker
Missing H1s, duplicates and skipped heading levels.
Canonical Tag Checker
Catch a canonical that points at the wrong URL.
Hreflang Checker
Language/country tags, x-default and self-references.
robots.txt Tester
Sitewide crawl blocks and a missing Sitemap line.
Structured Data Checker
Valid JSON-LD types — or the trailing comma that voids them.
Page Speed Checker
TTFB, page weight, compression and render-blocking scripts.
XML Sitemap Checker
Find a missing sitemap.xml or a robots.txt that never declares it.
noindex Checker
Catch a noindex tag before it wipes a launch.
Image Alt Text Checker
Coverage of alt attributes on the images we crawl.
Redirect Checker
Count redirect hops before they cost TTFB and equity.
Or run the full 35-point audit.
Free · No signup · Results in ~10 seconds