42 Free SEO Tools to Grow Your Traffic
Keyword research, on-page audits, Core Web Vitals, schema markup, backlinks and more — every tool runs free in your browser. No signup. No limits.
🔑 Keyword Tools
Research, analyze and expand keywords to find what your audience is searching for.
Keyword Research Tool
Discover hundreds of real keyword ideas from Google Autocomplete, including questions and long-tail variations.
Open toolKeyword Difficulty Estimator
Estimate how hard a keyword is to rank for using proven on-page and competition signals.
Open toolKeyword Density Checker
Analyze keyword usage and density in any text or URL to avoid under- or over-optimization.
Open toolLong-Tail Keyword Generator
Generate hundreds of long-tail keyword combinations from your seed terms and modifiers.
Open toolCompetitor Keyword Gap Analyzer
Compare keyword lists from competitors and find terms they rank for that you are missing.
Open toolSearch Intent Classifier
Classify keywords as informational, navigational, commercial or transactional in bulk.
Open tool📝 Content & On-Page
Optimize titles, meta tags, headings, readability and on-page elements.
Title Tag Analyzer
Check title length in pixels and characters, keyword placement and emotional power.
Open toolMeta Description Generator & Checker
Write, generate and validate meta descriptions with live pixel-width SERP preview.
Open toolHeading Structure Analyzer
Extract and audit the H1–H6 outline of any page for hierarchy and keyword usage.
Open toolOn-Page SEO Auditor
Run a 30-point on-page audit of any URL: tags, content, links, images and social markup.
Open toolReadability Checker
Score your content with Flesch Reading Ease, grade levels and sentence-level stats.
Open toolDuplicate Content Detector
Compare two texts or pages and measure similarity with shingle and cosine analysis.
Open toolContent Brief Generator
Turn a target keyword into a structured, writer-ready content brief in one click.
Open toolImage Alt Text Generator
Create descriptive, keyword-aware alt text for images in bulk from filenames and context.
Open toolWord Counter & Text Analyzer
Count words, characters, sentences, paragraphs and reading time instantly.
Open toolInternal Linking Suggester
Find internal link opportunities by matching your article against your existing pages.
Open tool⚙️ Technical SEO
Sitemaps, robots.txt, schema, redirects, canonicals and crawl diagnostics.
XML Sitemap Generator
Build a valid XML sitemap from a URL list with priority, changefreq and lastmod.
Open toolRobots.txt Generator & Tester
Create a correct robots.txt and test whether specific URLs are allowed or blocked.
Open toolSchema Markup Generator & Validator
Generate JSON-LD for Article, FAQ, Product, LocalBusiness, HowTo and more — and validate it.
Open toolCanonical Tag Checker
Inspect the canonical tags of any URL and detect conflicts, chains and self-references.
Open toolRedirect Checker
Follow the redirect path of any URL and reveal the final destination and status.
Open toolBroken Link Checker
Scan a page for broken internal and external links with live status checks.
Open toolHreflang Tag Generator
Generate correct hreflang link tags for multilingual and multi-regional sites.
Open tool.htaccess Redirect Generator
Generate Apache .htaccess rules for 301 redirects, www, HTTPS and slash handling.
Open toolMeta Robots Tag Generator
Build the right meta robots and X-Robots-Tag directives for any indexing scenario.
Open toolLog File Analyzer
Upload server access logs to see exactly how Googlebot crawls your site.
Open toolXML Sitemap & Feed Validator
Validate sitemap.xml and RSS/Atom feeds for syntax errors and protocol compliance.
Open toolHTML / CSS / JS Minifier
Minify HTML, CSS and JavaScript in your browser and see the exact size savings.
Open tool⚡ Speed & Performance
Page speed, Core Web Vitals and mobile-friendliness testing.
Page Speed Analyzer
Test any URL with Google PageSpeed Insights and get scored, prioritized fixes.
Open toolCore Web Vitals Monitor
Check real-user LCP, INP and CLS from the Chrome UX Report for any URL or origin.
Open toolMobile-Friendliness Checker
Audit viewport, tap targets, font sizes and responsive behavior of any page.
Open tool🔍 SERP & Social
Preview how your pages appear on Google and social networks.
🔗 Links & Authority
Backlinks, domain authority and anchor text analysis.
Backlink Analyzer
Analyze backlink exports: referring domains, anchors, dofollow ratio and toxic patterns.
Open toolDomain Authority Estimator
Estimate domain strength from measurable inputs: age, referring domains, traffic and indexation.
Open toolAnchor Text Analyzer
Classify anchor text distribution: branded, exact match, partial, naked URL and generic.
Open tool🧰 Tracking & Utilities
Rank tracking, ROI math, UTM links and everyday SEO utilities.
Rank Tracker
Log and chart your keyword positions over time — stored privately in your browser.
Open toolSEO ROI Calculator
Model traffic, conversions and revenue from rankings — and calculate true SEO ROI.
Open toolUTM Campaign URL Builder
Build clean, consistent UTM-tagged URLs for campaign tracking in GA4.
Open toolURL Encoder / Decoder
Encode and decode URLs and query strings safely, with component-level control.
Open toolURL Slug Generator
Convert any title into a clean, SEO-friendly URL slug with custom rules.
Open toolText Case Converter
Convert text between Title Case, sentence case, UPPER, lower, camelCase and more.
Open tool