Google's own data on how you rank — index coverage, queries, clicks, and Core Web Vitals. The baseline every site needs.
Tool Directory
Best SEO Tools
A practical shortlist of the SEO tools worth paying for (and the free one you shouldn't skip), grouped by the job they do best.
The best SEO tools cover four jobs: keyword research, technical site audits, backlink analysis, and rank tracking. Google Search Console (free) is the non-negotiable baseline; Ahrefs and Semrush are the leading all-in-one platforms; Screaming Frog and Sitebulb handle deep technical crawls; Surfer optimizes on-page content. Most teams pair Search Console with one all-in-one platform and add a dedicated crawler for audits.
The shortlist
Best-in-class backlink index plus keyword research, rank tracking, and site audits. The go-to for competitive link analysis.
All-in-one platform strong on keyword and competitive research, position tracking, and site audits across a huge toolset.
Desktop crawler for deep technical audits — broken links, redirects, duplicate content, and metadata at scale.
Technical SEO auditing with prioritized, explained recommendations — great for turning a crawl into an action list.
On-page content optimization that scores your draft against the pages already ranking for your target term.
Keyword research, Link Explorer, and the original Domain Authority metric — approachable for teams newer to SEO.
FAQ
What is the best free SEO tool?
Google Search Console — it reports your actual impressions, clicks, average position, index coverage, and Core Web Vitals straight from Google, at no cost. Screaming Frog is also free for the first 500 URLs, which is enough to audit small sites.
Do I need both Ahrefs and Semrush?
Usually not. Both are all-in-one platforms with heavy overlap (keyword research, rank tracking, site audits, backlinks). Most teams pick one based on which interface and data they prefer — Ahrefs is often favored for backlink depth, Semrush for its breadth of tools.
What SEO tools do I actually need to start?
Start with Google Search Console (free, mandatory), add one all-in-one platform (Ahrefs or Semrush) for research and tracking, and use a crawler (Screaming Frog or Sitebulb) when you run technical audits. That trio covers the vast majority of SEO work.
Do the work, not just pick the tool
The right tool helps — but an AI agent with the right skill does the work. Install the matching Marketing Skill: