Free SEO tools online
20 free seo tools — instant, private, no sign-up
Flagship Search Suites
Ahrefs Alternative
Ahrefs alternative SEO suite for live domain rating (DR), backlinks lookup, referring domains, organic traffic, and technical site audit.
Open tool →Semrush Alternative
Semrush alternative search intelligence suite for live keyword magic research, search intent, organic competitor gap, and AI visibility.
Open tool →SEO Utilities & Analyzers
Anchor Text Distribution Analyzer
Analyze backlink and internal link anchor text distribution into exact, partial, branded, generic, and URL categories.
Open tool →Canonical Tag Generator
Generate correct rel=canonical HTML link tags to prevent duplicate content penalties and consolidate SEO ranking signals.
Open tool →Google Analytics UTM Campaign Link Builder
Build trackable URLs for Google Analytics 4 (GA4) with utm_source, utm_medium, and utm_campaign tags.
Open tool →Google Disavow Links File Generator
Format and validate Google Search Console disavow link files: auto-clean URLs, add domain: rules, eliminate duplicates, and export disavow.txt.
Open tool →Heading Structure Analyzer
Audit HTML heading hierarchy (H1-H6) to detect missing H1s, skipped levels, and structural SEO issues.
Open tool →Hreflang Tag Generator
Generate valid multi-language HTML hreflang link tags and XML sitemap snippets with ISO language codes.
Open tool →Keyword Density Checker
Analyze keyword density and top word frequency in any text.
Open tool →Link Juice & PageRank Flow Calculator
Simulate PageRank link equity distribution, internal vs outbound link flow, nofollow link dilution, and page authority pass-through.
Open tool →Meta Tag Analyzer
Audit title, description, canonical, and social meta tags from HTML.
Open tool →Open Graph & Twitter Card Generator
Generate complete Open Graph and Twitter Card HTML meta tags with live card previews for Facebook, LinkedIn, Twitter / X, and Slack.
Open tool →Open Graph Twitter Card Checker
Check Open Graph and Twitter Card tags from pasted HTML.
Open tool →Organic SERP CTR & Traffic Estimator
Estimate organic monthly search clicks, annual traffic, and estimated traffic value based on Google ranking CTR curves.
Open tool →Readability Checker
Score text with Flesch Reading Ease and grade-level estimates.
Open tool →Robots.txt Generator
Generate a robots.txt file with common crawl rules.
Open tool →Schema Markup Generator
Build JSON-LD structured data for Article, FAQ, Product, and more.
Open tool →SEO & PPC Keyword Permutation Merge Tool
Multiply and combine multiple keyword lists to create thousands of long-tail search permutations for SEO & PPC.
Open tool →SERP Snippet Preview
Preview how your page may look in Google search results.
Open tool →XML Sitemap Generator
Build a downloadable sitemap.xml from a list of URLs.
Open tool →