Is Website Grader really completely free?

Yes, Website Grader is 100% free and requires no login. You can run as many analyses as you want.

What data does the tool use?

The tool uses Google Lighthouse API for performance, SEO and accessibility, plus HTML scraping for detailed security and metadata checks.

How accurate is the score?

The score is based on the same Lighthouse metrics Google uses for ranking. It can vary slightly between runs due to network conditions and server response time.

Can I compare with competitors?

Yes, run the analysis on competitors' websites and compare scores directly. You can run unlimited analyses.

What should I do with the results?

Start with the red warnings (errors) that have the biggest impact on performance and SEO. The tool prioritizes recommendations by impact.

SEO Analysisscout

Website Grader

Overall website grade in seconds

What it does

Website Grader provides a quick overall assessment of your website across SEO, performance, security, and mobile-friendliness. Get a letter grade with specific improvement recommendations.

The Problem

You need a quick overall health check.

No quick way to assess overall website health
Multiple aspects need checking simultaneously
Need actionable priorities fast

The Solution

Instant overall website assessment.

SEO, performance, security, and mobile checks
Letter grade with breakdown
Prioritized improvements

Features

Overall Grade: Letter grade covering all major aspects.
Category Breakdown: Scores per category: SEO, performance, security, mobile.

How it works

Enter your website URL and click "Get your score"
The tool runs Google Lighthouse analysis and HTML scraping in parallel
See your total score and detailed results for performance, SEO, mobile and security
Follow the prioritized recommendations to improve your score

Use cases

Business owners wanting a quick overview of their website health
Marketers needing an SEO baseline before starting optimization
Developers wanting to identify performance bottlenecks
Agencies wanting to give clients a simple report on website status

Why use Website Grader?

Most website owners have no idea how their site actually performs behind the scenes. Website Grader gives you a complete picture in under 30 seconds — a score for performance, SEO, mobile-friendliness, and security, with specific recommendations for each area.

The tool uses the same Lighthouse metrics that Google uses for ranking: Core Web Vitals, page speed, HTTPS status, and mobile optimization. You get an objective picture of your website health.

Run it regularly to track improvements over time. Compare with competitors to see where you stand. All completely free, no login required.

FAQ

What does it cost?: 5 credits per grade.
Is Website Grader really completely free?: Yes, Website Grader is 100% free and requires no login. You can run as many analyses as you want.
What data does the tool use?: The tool uses Google Lighthouse API for performance, SEO and accessibility, plus HTML scraping for detailed security and metadata checks.
How accurate is the score?: The score is based on the same Lighthouse metrics Google uses for ranking. It can vary slightly between runs due to network conditions and server response time.
Can I compare with competitors?: Yes, run the analysis on competitors' websites and compare scores directly. You can run unlimited analyses.
What should I do with the results?: Start with the red warnings (errors) that have the biggest impact on performance and SEO. The tool prioritizes recommendations by impact.

Try Website Grader free