On-Page SEO Analysis

About

On-Page SEO Analysis gives you an instant on-page SEO audit directly in Chrome. No login, no tracking, no backend.

Use it while browsing websites, checking client pages, reviewing prospects, or finding quick technical SEO opportunities.

WHAT IT CHECKS

- Title tag length
- Meta description length
- H1, H2, H3, and H4 structure
- Heading order issues
- Canonical tag
- Robots meta, noindex, and nofollow signals
- robots.txt and sitemap availability
- Open Graph and Twitter Card tags
- JSON-LD structured data
- Image alt text coverage
- Image width and height attributes
- Internal, external, nofollow, empty, and unsafe links
- Word count and top keyword density
- Basic Navigation Timing performance signals

KEY FEATURES

- 0-100 SEO score
- Color-coded issues, warnings, and passed checks
- Grouped audit results for Meta, Indexing, Content, Accessibility, Technical, Social, Performance, and Security
- Highlight visible page issues directly on the website
- Keep the audit open in Chrome's Side Panel while you inspect the page
- Choose button-only scans or automatic re-scans when URLs change
- Copy a Markdown audit report
- Download a Markdown audit report
- Local audit history by domain
- Open PageSpeed Insights for deeper performance checks
- Multi-language interface support

PRIVACY

On-Page SEO Analysis runs locally in your browser.

The extension does not collect personal data, does not use analytics, does not send audit results to a server, and does not require an account.

Audit history is stored locally on your device using Chrome storage. During an audit, the extension may request robots.txt and sitemap.xml from the same website you are currently viewing to check basic indexability signals.

WHO IT IS FOR

- SEO specialists
- Freelancers
- Web designers
- Developers
- Digital marketers
- Agencies
- Anyone reviewing websites for SEO, accessibility, and technical issues

On-Page SEO Analysis helps you quickly understand what is missing, what is working, and what can be improved on the page you are viewing.