Best Free SEO Tools in 2026
A curated list of the best free SEO tools for keyword research, site audits, technical SEO, content optimization, and analytics. We've tested each tool and included what the free plan actually covers.
Quick Navigation
- ANO SEO — All-in-One SEO Toolkit
- Google Search Console — Search Performance Monitoring
- Google Analytics — Website Analytics
- Google Keyword Planner — Keyword Research
- Yoast SEO (WordPress) — On-Page SEO Plugin
- PageSpeed Insights — Page Speed Testing
- Screaming Frog SEO Spider — Technical SEO Crawler
- AnswerThePublic — Content Ideas & Questions
- Schema Markup Generator — Structured Data
- ANO SEO Free Tools — Free SEO Utilities
ANO SEO
A comprehensive AI-powered SEO toolkit available on iOS, Android, Web, and as a Chrome extension. Includes keyword research with search volume and difficulty data, AI content generation, website audits, Google Search Console integration with AI insights and agents, and a curated SEO news feed.
- 10 keyword searches/day
- Basic website audit
- SEO news feed
- Chrome extension (unlimited)
- Mobile app access
Google Search Console
Google's official tool for monitoring how your website performs in Google search. Shows clicks, impressions, CTR, and average position for your queries and pages. Essential for every website owner — it's the only tool that provides actual Google search data.
- Full search performance data
- Index coverage reports
- Core Web Vitals
- URL inspection
- Sitemap submission
Google Analytics
The industry-standard web analytics platform. Tracks user behavior, traffic sources, conversions, and engagement metrics. Essential for understanding how users find and interact with your website.
- Full traffic analytics
- User behavior tracking
- Conversion tracking
- Audience insights
- Real-time reporting
Google Keyword Planner
Google's free keyword research tool, primarily designed for Google Ads but useful for SEO. Provides keyword ideas, search volume ranges, and competition levels. Requires a Google Ads account but you don't need to run ads to use it.
- Keyword ideas
- Search volume ranges
- Competition levels
- CPC estimates
- Keyword grouping
Yoast SEO (WordPress)
The most popular WordPress SEO plugin. Provides on-page optimization guidance, XML sitemaps, schema markup, and readability analysis. The free version covers most on-page SEO needs for WordPress sites.
- On-page SEO analysis
- XML sitemaps
- Meta tag management
- Readability scoring
- Schema markup (basic)
PageSpeed Insights
Google's free tool for analyzing page load speed and Core Web Vitals. Provides lab and field data with specific recommendations for improving performance. Uses Lighthouse under the hood.
- Performance scoring
- Core Web Vitals
- Mobile & desktop analysis
- Specific fix recommendations
- Lab & field data
Screaming Frog SEO Spider
A powerful desktop crawler that audits websites for technical SEO issues. The free version crawls up to 500 URLs and is excellent for finding broken links, duplicate content, missing meta tags, and redirect chains.
- Crawl up to 500 URLs
- Find broken links
- Audit meta tags
- Discover redirect chains
- Find duplicate content
AnswerThePublic
Visualizes search questions and prepositions around any keyword. Great for discovering what questions people are asking, which helps you create content that matches search intent and targets featured snippets.
- Question visualizations
- Preposition keywords
- Comparison keywords
- Alphabetical suggestions
- Limited daily searches
Schema Markup Generator
Free tools from Merkle and Google that help you create structured data markup (JSON-LD) for your pages. Schema markup helps search engines understand your content and can earn rich results like star ratings, FAQs, and product info in search results.
- JSON-LD generation
- Multiple schema types
- Rich results testing
- Code validation
- Copy-paste ready code
ANO SEO Free Tools
A collection of free SEO utilities you can use right here on this website — no signup required. Includes a SERP preview simulator, meta tag generator, word counter with readability analysis, keyword density checker, robots.txt generator, and Open Graph preview checker.
- SERP preview tool
- Meta tag generator
- Word counter & analyzer
- Keyword density checker
- Robots.txt generator
- Open Graph preview
How We Selected These Tools
We evaluated each tool on five criteria: feature depth (what does the free plan actually include?), data accuracy (how reliable is the information?), ease of use (can beginners use it effectively?), platform availability (web, mobile, extensions), and long-term value (will it remain useful as you grow?).
Every tool on this list provides genuine value on its free plan — no trials that expire after 7 days. We focused on tools where the free tier is useful enough to rely on for daily SEO work, not just marketing bait for an upgrade.
Detailed Comparisons
Want to compare specific tools head-to-head?
ANO SEO vs Ahrefs
How the $9.99/mo AI-powered toolkit compares to the $99/mo industry leader.
Read ComparisonANO SEO vs Ubersuggest
Two affordable SEO tools compared on AI features, mobile access, and value.
Read ComparisonStart with the Best Free SEO Toolkit
ANO SEO combines keyword research, AI content generation, website audits, and Search Console insights in one free tool. Available on web, iOS, Android, and Chrome.