This is a hidden gem within the free toolset. Moz analyzes a domain against a list of "spammy" patterns (like thin content, ad heavy layouts, etc.). For link builders, this is crucial. Being able to quickly check if a prospective link partner has a Spam Score of 30%+ is a massive time-saver that other tools often hide behind paywalls.

Keyword research is the foundation of any SEO strategy. The Free Keyword Explorer allows you to perform up to 10 queries per month. Free SEO Tools by Moz | Try Premium SEO Checkers for Free

: Research up to 10 queries per month for free. It provides over 1.25 billion keyword suggestions, analyzes SERPs (Search Engine Results Pages), and spots ranking opportunities with AI-powered insights .

Let’s say you refuse to pay for SEO software. Here is a step-by-step workflow to perform a professional audit using only the resources listed above.