SEO H1

Unknown author · Tools

Open in Chrome Web Store

Users

Avg rating

5.0

Ratings

Updated

Aug 20, 2026

Media

1 item

Description

Automatic background crawler. Detects missing and duplicate H1 tags site-wide. SEO H1 Scanner is a powerful background crawler designed for technical SEO audits. With a single click, it scans your entire website to identify critical header tag issues. The extension automatically navigates through internal links, bypassing UTM parameters to ensure accurate results. It detects missing H1 tags, identifies pages with multiple H1 tags, and flags cross-page duplicate headings that can harm your search rankings. Built with a 5000-page safety limit, it runs smoothly in the background without freezing your browser. Get a clean, actionable error report to optimize your site structure instantly.

History

30d 90d 1y all

rating_count is the Chrome Web Store ratings count, not a written-review count.

Details & SEO

SEO signals

Listing completeness signals

Title length
Characters in the extension name.
6
Description length
Characters in the listing description.
694
Media assets
Screenshots and videos on the listing.
1
Has promo video
Whether the listing includes at least one video.
No
Languages
Declared language locales.
1
Developer website
Listing exposes a developer website URL.
No
Contact email
Listing exposes a contact email.
Yes
Keyword in name
Case-insensitive substring match in the name.
—
Keyword in description
Case-insensitive substring match in the description.
—
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
—
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
23.9

These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.