Key takeaways
- You can do serious SEO with free tools: Search Console, GA4, PageSpeed Insights, Bing Webmaster Tools, Rich Results Test and a free crawler tier.
- Free versions of paid tools are useful for spot checks and small sites.
- Tools give data; decisions still need judgement about intent, quality and priorities.
Many small businesses believe SEO requires expensive subscriptions. It doesn’t — especially early on. These are the free tools I actually use, grouped by job.
Google’s own tools (start here)#
| Tool | Use it for |
|---|---|
| Google Search Console | Queries, clicks, indexing, Core Web Vitals, links — see guide |
| Google Analytics 4 | Behaviour and conversions — see GA4 for SEO |
| PageSpeed Insights | Real-user and lab performance data |
| Rich Results Test | Structured data validation |
| Google Trends | Seasonality and rising topics |
| Keyword Planner | Keyword ideas and volume ranges (Google Ads account needed) |
| Google Business Profile | Local visibility and insights — see local SEO |
| Looker Studio | Free dashboards — see SEO reporting |
Other essential free tools#
| Tool | Use it for |
|---|---|
| Bing Webmaster Tools | Bing/Copilot visibility, site scan, backlinks, keyword research |
| Screaming Frog (free up to 500 URLs) | Technical crawls: status codes, titles, canonicals, links |
| Ahrefs Webmaster Tools | Site audit and backlinks for verified sites |
| Microsoft Clarity | Heatmaps and session recordings |
| Schema Markup Validator | Generic schema validation |
| W3C Nu Html Checker | HTML validation — see HTML validation |
| Chrome DevTools & Lighthouse | Performance, accessibility, rendering checks |
| AlsoAsked / AnswerThePublic (free tiers) | Question research |
| Facebook Sharing Debugger / LinkedIn Post Inspector | Social previews |
| Wayback Machine | Old versions of pages, migration investigations |
Need a hand with this?
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A free SEO workflow#
- Health: Search Console Pages + Screaming Frog crawl + PageSpeed Insights.
- Opportunities: Search Console queries in positions 5–20.
- Research: Google autocomplete, People Also Ask, Trends, Keyword Planner.
- Content: write and optimise — see on-page SEO.
- Validate: Rich Results Test, Lighthouse.
- Report: Looker Studio dashboard.
When paid tools are worth it#
- Competitor research at scale (Ahrefs, Semrush, Similarweb).
- Large sites needing scheduled crawls and alerts.
- Daily rank tracking across many keywords and locations.
- Agencies managing many clients.
Free SEO tools FAQ#
Are free keyword volumes accurate?#
All volumes are estimates. Use them for relative comparison and confirm with Search Console impressions.
Is the free version of Screaming Frog enough?#
For sites under 500 URLs, yes. Larger sites need the paid licence or another crawler.
Which single free tool matters most?#
Google Search Console.