Smart SEO Checker logo Smart SEO Checker

Free SEO Analysis Extension

Smart SEO Checker

Instant on-page SEO insights in one click.

Add to Chrome – It's Free ★★★★★

Lightweight, instant, 100% free for quick spot-checks.

Smart SEO Checker extension demo showing SEO analysis interface

Page Analysis

Titles, meta descriptions, canonicals, robots meta, language

Heading Structure

Full H1/H2/H3 hierarchy at a glance

Content Metrics

Word count, image count, missing-alt flagging

Link Assessment

Internal vs external vs nofollow tallies

Rich-Media Checks

Open Graph, Twitter Cards, JSON-LD, microdata

Keyword Tools

Frequency counts + on-page highlighting with one click

Dark Mode

Light/dark toggle built in

Easy Export

JSON download or clipboard copy of full report

  1. Open any webpage
  2. Click the Smart SEO Checker icon
  3. Review your instant audit (export or share)

Frequently Asked Questions

What permissions does it need?

Only activeTab and optional storage for theme.

Does it affect my rankings?

No—read-only analysis.

Can I export data?

Yes—JSON download or copy-to-clipboard.

How is this different from paid SEO suites?

Lightweight, instant, 100% free for quick spot-checks.

Is dark mode available?

Absolutely—toggle in the footer.

Need hands-on help with your site? Get free quotes for fast, SEO-optimized websites at miketoneyhoffman.com.

Ready to Analyze?

Add to Chrome – It's Free