# Free On-Page SEO Audit

> Paste a page's HTML and get an instant on-page SEO audit: title, meta, headings, images, links and schema.

Free tool: https://mars.cx/tools/seo-audit-tool

Paste your page HTML and get an instant, verifiable on-page audit with a score and a prioritized checklist.

## How to use

1. Paste your page HTML.
2. Read the score and issues.
3. Fix the high-priority items first.

## FAQ

### What does it check?

Title, meta description, H1, canonical, images alt, links (internal/external), schema presence, viewport and more.

### Does it fetch my site?

This version audits pasted HTML. Automatic crawling is available on paid plans.

### Is it free?

Yes, free with no signup.

Provided by MarsGeo — https://mars.cx