You do not need Ahrefs ($99/mo) or SEMrush ($139/mo) to do SEO. Here are 20 tools that are genuinely free in 2026.
The most important free SEO tool. See which queries drive traffic, indexed pages, crawl errors, Core Web Vitals, and manual actions.
Free — no limits
Track organic traffic, user behavior, conversions, and engagement metrics.
Free — standard usage
Test page speed on mobile and desktop. Core Web Vitals with specific optimization tips.
Free — unlimited tests
Compare keyword popularity over time. Essential for seasonal content planning.
Free — no limits
3 free searches per day. Search volume, difficulty, and content ideas.
Free — 3 searches/day
Visualizes questions people ask. Great for long-tail content ideas.
Free — 3 searches/day
Search volume directly in Google results. No limits, no account.
Free — unlimited
Maps "People Also Ask" into a visual tree for search intent analysis.
Free — limited/month
Crawl up to 500 URLs. Find broken links, duplicate titles, missing metas, redirect chains.
Free — up to 500 URLs
Meta tag generator, Schema.org builder, robots.txt generator, sitemap generator, keyword density checker. No signup. No limits.
Free — unlimited
Free for verified site owners. Backlinks, organic keywords, site health.
Free — own sites only
Test Schema.org markup for rich snippets in Google search.
Free — unlimited
Top 100 backlinks for any domain.
Free — 100 backlinks/query
Domain authority, linking domains, top pages. 10 queries/month.
Free — 10 queries/month
Readability score, sentence length, passive voice. Aim for Grade 6-8.
Free — web version
On-page SEO analysis. Title length, meta description, keyword density.
Free — with WordPress
100% accurate rank data from Google itself.
Free — no limits
Quick free SERP checker. No account needed.
Free — basic checks
Waterfall charts, Lighthouse scores, optimization tips.
Free — limited/day
Advanced testing from multiple locations and browsers.
Free — unlimited
Meta tag generator, Schema.org builder, sitemap generator, and more.
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