Curated

Free SEO Audit Tools

Run a full SEO audit without paying for a tool subscription

The free SEO audit tools we recommend when budget is tight — including SEO Nimbus's own audit engine that ships every check most paid tools include, with no signup required.

8 tools listedLast updated May 19, 2026
Editor's pick

SEO Nimbus Audit

Real-time SEO audit on any URL — 50+ technical checks, streamed live. Free, no signup.

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The tools

01

SEO Audit

Discover the importance of an SEO audit, how to conduct one, and tools to assist you in optimizing your website’s performance and search engine visibility.

IntermediateSEO Tools
02

Site Audit

Discover what a site audit entails, its significance in improving SEO strategy, and the tools and best practices to conduct an effective audit.

IntermediateSEO Tools
03

Lighthouse

Learn about Lighthouse, a powerful SEO tool used to improve the quality, performance, and SEO of web pages. Discover its key features and how it can enhance your website's visibility.

BeginnerSEO Tools
04

PageSpeed Insights

Discover how PageSpeed Insights helps analyze website performance, improve load times, and enhance user experience for better SEO results.

IntermediateSEO Tools
05

Schema Markup Validator

Discover the features of the Schema Markup Validator, a critical tool for testing and validating structured data to enhance your site's search visibility and rich results.

IntermediateSEO Tools
06

Mobile-Friendly Test

Discover the importance of mobile-friendly websites for SEO. Learn how to use the Mobile-Friendly Test to optimize your site's mobile usability and boost user engagement.

BeginnerSEO Tools
07

Bing Webmaster Tools

Discover Bing Webmaster Tools, a powerful suite for beginners to improve site visibility, analyze SERPs, and optimize SEO performance in Bing.

BeginnerSearch Engines
08

Search Console

Explore the features and benefits of Google Search Console, a crucial tool for tracking your site's SEO performance and improving your search presence.

BeginnerSEO Tools

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