Compass SEO Checker

by evalphobia · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

HTML Tag Checker for SEO and Development

Users

−2 in 30 days

Rating

0.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#213K

#178K among extensions

Version

0.1.0

updated 6 Jun 2025

Users

monthly, 2 years

Latest, 16 Oct 2026: 8 usersMove the mouse over the chart for any month

Ratings count

monthly, 2 years

Latest, 16 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Compass SEO Checker

This extension aims to help you analyze HTML source code easily, including from an SEO perspective. - Main tab: You can see title, description, keywords, canonical url, hreflang and favicons. - Heading tab: You can see h1~h6 tags - Social tab: You can see meta og and twitter tags. - Image tab: You can see img tags and CSS background images with sizes. - A Link tab: You can see A tags - JS Tab: You can see script tags and pre... link tags (e.g. preconnect, prefetch).