Backlinko Check My Site's SEO
19 FREE TOOLS · NO SIGNUP REQUIRED

Free SEO tools that actually move rankings.

From keyword research to AI visibility — the same tools the Backlinko team uses every day, free in your browser.

Technical SEO AI & Modern Search Keyword Research Rank & SERP Tracking Backlink & Authority Competitor Intelligence
★ MOST POPULAR TOOL

Audit any URL in 60 seconds.

The Backlinko SEO Checker scores 32 on-page signals and tells you exactly what to fix — free, in your browser.

SEO Checker results: 78/100 score with 5 important issues — security, encoding, content, title
SEO Checker

Free instant audit of any URL.
Schema Markup Generator

Generate JSON-LD schema for any content type.
Schema Markup Validator

Validate JSON-LD and microdata against Google.
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Competitor research, rank tracking, site audits.

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AI Visibility Checker

See if AI search engines surface your brand.
Reddit SEO Opportunity

Find Reddit threads ranking for your target keywords.
AI Agent Readiness Checker

See how AI agents read and understand your site.
Keyword Research Tool

Find thousands of keyword ideas with search volume.
Keyword Generator

Generate long-tail keywords from any seed term.
Keyword Difficulty Checker

See how hard it is to rank for any keyword.
People Also Ask

Mine PAA results for question-based content ideas.
People Also Search

Discover related searches Google surfaces.
Related Searches

Find every related query for a target keyword.
Ecommerce Keywords

Product-intent keywords for retail and DTC.
Keyword Density Checker

Analyze keyword frequency on any page.
Keyword Rank Checker

Track rankings for any keyword in seconds.
Website Rank Checker

Check the top-ranking keywords for any site.
SERP Checker

Inspect the live SERP for any keyword.
SERP Simulator

Preview your title and meta in Google search results.
Competitor Analysis

Compare your site against your top competitors.
Competitor Search Ads

See the paid ads your competitors are running.

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