SEOquake
Free Semrush-owned on-page SEO checker extension (28-check audit, SEObar, SERP overlay, Semrush data panel), rebuilt as v4 in Aug-Sep 2026.
At a glance
- Testing
- Researched Facts come from the vendor’s own pages, with sources and dates. We haven’t tested it hands-on yet.
- Starting price
- Free Free to use.
- Free plan or trial
- Free plan
- Works with
- Any website
- Best for
- Solo owner, In-house marketer
- Made by
- Semrush All 4 Semrush tools
- Last verified
- Oct 14, 2026
Sources
- https://www.semrush.com/kb/14-seoquake (Oct 6, 2026)
- https://backlinko.com/hub/seo/seoquake-whats-new (Oct 6, 2026)
- https://chromewebstore.google.com/detail/seoquake-on-page-seo-chec/akdgnmcogleenhbclghghlkkdndkjdjc (Oct 6, 2026)
- https://www.semrush.com/kb/14-seoquake (Oct 13, 2026)
- https://backlinko.com/hub/seo/seoquake-whats-new (Oct 13, 2026)
- https://chromewebstore.google.com/detail/seoquake-on-page-seo-chec/akdgnmcogleenhbclghghlkkdndkjdjc (Oct 13, 2026)
Change log
- Oct 14, 2026: Every number checked against its sources by a person.