Compare software

MozBarSEOquake
Free

The extension is free; using it means agreeing to the Moz Terms of Use.

 Free

The extension is a free download; the linked web checker allows three free checks a day.

Browser extension Web, Browser extension
  • Domain and Page Authority shown inline
  • On-page element analysis
  • On-page SEO audit directly in the browser
  • Internal link inspection and URL comparison
  • Metrics are Moz's own estimates, not Google data
  • Closed source
  • Homepage now redirects to a Backlinko page that promotes Semrush
  • Deeper site-wide audits are pushed toward paid Semrush tools
Browser extension Web application, Browser extension
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Needs internet Not stated if it works offline

Checked October 1, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.