Free SEO Tools

Every tool on Scrawl is free with no login, no credit card, and no usage limits. Whether you're a blogger fixing technical errors, a freelancer running a client audit, or a developer verifying SEO after a deployment, these tools give you professional-grade analysis directly in your browser. Browse 50+ tools across five categories — Crawl & Audit, On-Page SEO, Performance, Technical SEO, and Utility Tools. Run a bulk HTTP status check, validate your XML sitemap, audit Core Web Vitals, inspect structured data, check redirect chains, or build UTM tracking URLs — all without installing anything or creating an account. Use the search and category filters below to find the right tool for your workflow.

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Not sure where to start? Try one of these →

60 tools found

NEWTechnical SEO

Favicon Checker

Audit your website's favicons, apple-touch-icons, web app manifest declarations, and preview them on modern devices.

NEWTechnical SEO

Bulk Schema Checker

Audit JSON-LD structured data across multiple URLs at once. See schema types, errors, and warnings in one table.

SEO Readiness Score Checker

Score any URL 0–100 for 2026 SEO readiness — indexability, on-page tags, schema, security headers, and AI extractability.

NEWUtility Tools

Website Traffic Checker

Estimate monthly visits and global rank for any website. Compare up to 10 competitors side by side — free, no signup.

NEWTechnical SEO

Email Deliverability Checker

Check SPF, DKIM, DMARC, MX, and BIMI records in one pass and see if your domain meets Google and Yahoo's bulk sender requirements, with copy-paste DNS fixes.

NEWTechnical SEO

WordPress Broken Link Checker

Find broken outbound links across every WordPress post and page. Scans content via the REST API — free, no plugin needed.

NEWTechnical SEO

WordPress Content Auditor

Audit every post and page on any WordPress site. Finds missing meta titles, descriptions, and SEO issues instantly. Free, no plugin needed.

Keyword Difficulty Checker

Check keyword difficulty for up to 5 keywords at once. Live SERP analysis powered by real Google data. Free, no login.

People Also Ask Finder

Extract every People Also Ask question Google shows for any keyword. Copy or export for content planning.

Topical Authority Checker

Score any domain's topical authority for a keyword. Analyzes content depth, cluster coverage, and internal linking — free.

AI Overview Checker

Check if Google shows an AI Overview for any keyword — and whether your URL is cited in it.

GEO Score Checker

Score any URL 0–100 for AI answer engine readiness — how likely the page is to be cited in Google AI Overviews, ChatGPT, or Perplexity.

AI Bot Log Analyzer

Upload or paste server access logs to see which AI crawlers hit your site, which URLs they fetch, and whether they get blocked — 100% in your browser.

llms.txt Generator

Generate a valid llms.txt file for any website — auto-fill from your sitemap or build sections and links by hand, then copy or download.

AI Crawler Accessibility Checker

Audit any URL for how ready it is to be crawled, understood, and cited by AI search engines like ChatGPT, Claude, Perplexity, and Google AI Overviews.

NEWTechnical SEO

Bulk Meta Robots Checker

Check meta robots and X-Robots-Tag headers across multiple URLs at once. Find noindex, nofollow, and blocking directives instantly. Free.

NEWTechnical SEO

Google Index Checker

Check if any URL is indexed by Google instantly. Find why pages are not indexed and how to fix indexing issues fast. Free, no login required.

NEWTechnical SEO

Google PageRank Checker

Check a page's free authority signals — domain age, HTTPS, robots.txt and sitemap presence, internal link count, and Open PageRank score. A free alternative to Google's discontinued PageRank.

NEWTechnical SEO

SSL Certificate Checker

Check any domain's SSL certificate instantly. See issuer, expiry date, days remaining, TLS version, and Subject Alternative Names.

NEWTechnical SEO

Domain Age Checker

Check how old any domain is instantly. See registration date, expiry date, registrar, and exact age in years, months, and days.

Meta Tag Generator

Generate complete HTML meta tags for title, description, Open Graph, and Twitter Card in seconds. Copy individual sections or the full block.

AMP Validator

Check Accelerated Mobile Pages for markup validity to ensure lightning-fast mobile caching.

POPULARCrawl & Audit

Broken Link Checker

Identify 404s and broken links across multiple URLs to protect user experience and crawl budget.

Bulk Redirect Checker

Validate large batches of redirects instantly during site migrations and preserve link equity.

Bulk Redirect Mapper

Auto-generate redirect mapping rules from legacy URLs to new destinations for complex site migrations.

POPULARCrawl & Audit

Bulk Status Checker

Check HTTP status codes for hundreds of URLs at once to audit site health, find 404s and flag redirect loops.

POPULAROn-Page SEO

Canonical Checker

Verify rel=canonical tags to resolve duplicate content issues and consolidate ranking signals.

Core Web Vitals Checker

Check LCP, CLS, INP scores with mobile vs desktop comparison powered by Google PageSpeed Insights.

Crawl Depth Checker

Map your site architecture and identify pages buried too deep for search engines to crawl.

Diff Checker

Compare live URL content against drafts to track semantic changes, heading structures, and SEO impact in real-time.

Duplicate Title & Meta Finder

Identify recurring metadata across URLs to eliminate cannibalization and improve content uniqueness.

H1/H2 Extractor

Scrape and analyze heading structures to evaluate content hierarchy and optimization consistency.

Heading Structure Visualizer

Visualize H1-H6 heading hierarchy, detect structure issues, and compare headings across two URLs.

Hreflang Checker

Audit international targeting tags to ensure localized content reaches the right global audiences.

HTTP Header Checker

Inspect raw server response headers to verify caching policies, security headers, and accurate routing.

Image Alt Checker

Audit image files for missing alternative text to improve both accessibility and image search visibility.

Image Size Checker

Check image file sizes, formats, alt text and dimensions for any URL with optimization recommendations.

Internal Link Analyzer

Map internal link networks to optimize pagerank flow and improve topical authority distribution.

Internal Link QA Validator

Validate updated internal link URLs from audit spreadsheets with rate limiting to avoid bot detection.

Keyword Density Analyzer

Analyze keyword frequency, density and phrase extraction for any URL with over-optimization detection.

Lazy Load Checker

Verify the implementation of deferred image loading to enhance initial page load metrics.

Meta Description Checker

Audit meta descriptions to maximize SERP click-through rates while adhering to pixel limits.

Nofollow Link Checker

Audit outlinks and evaluate nofollow attribute usage for strategic link equity management.

Open Graph & Twitter Checker

Inspect social graph tags to ensure content displays perfectly when shared across all major networks.

PageSpeed Checker

Assess Core Web Vitals and load times to provide actionable insights for technical performance.

Pagination Checker

Review rel=next and rel=prev tags to verify crawlers can follow paginated category structures.

POPULARCrawl & Audit

Redirect Chain Checker

Trace any URL's full redirect path hop by hop with visual chain diagram and loop detection.

Robots.txt Generator

Create robots.txt files with advanced rules to exercise fine-grained control over search crawls.

POPULARCrawl & Audit

Robots.txt Tester

Simulate crawler behavior to verify your site's robots.txt directives and ensure proper indexing.

Schema Checker

Validate structured data markup against schema.org guidelines to secure rich snippets in SERPs.

Security Headers Checker

Audit HTTP security headers, get a letter grade, and copy ready-made Apache, Nginx and Cloudflare fixes.

SEO Content QA Checker

Compare expected vs live titles, descriptions and H1s. Post-migration QA tool.

SERP Snippet Previewer

Visualize how metadata will appear in Google Search to optimize copy for higher engagement rates.

Sitemap Health Auditor

Audit every URL in a sitemap for status codes, indexability, and structural issues.

Structured Data Generator

Generate valid JSON-LD schema markup for Article, Product, LocalBusiness, FAQ, Breadcrumb and more.

Title Tag Checker

Evaluate title tags across pages to ensure correct length, keyword targeting, and brand alignment.

URL Encoder/Decoder

Instantly encode or decode complex URL strings for safe parameter handling and troubleshooting.

UTM Builder

Construct standardized tracking URLs for precise campaign attribution across all your marketing channels.

XML Sitemap Generator

Compile dynamic XML sitemaps automatically to submit large URL lists for search indexing.

XML Sitemap Validator

Analyze XML sitemaps for critical errors to guarantee complete and efficient search engine crawling.