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Free SEO Tools

Diagnose technical SEO issues on any website in seconds. 13 professional-grade tools — 100% free, no login required, no usage limits.

13
Free Tools
0
Account Needed
Daily Scans
100%
Free Forever
Content & On-Page
🔗
Broken Link Checker
Free
Crawls any page and finds all broken links (404s), server errors, and redirect chains in real time.
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🏷️
Meta Tag Checker
Free
Instantly extracts title tags, meta descriptions, Open Graph tags, canonical URLs, and structured data from any page.
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🔖
Canonical Tag Checker
Free
Traces canonical tag chains, detects self-referencing canonicals, redirects, conflicts, and cross-domain canonicals.
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📝
H1 & Heading Analyzer
Free
Analyzes the full heading hierarchy (H1–H6) of any page, detects missing H1s, multiple H1s, and heading depth issues.
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🖼️
Image Alt Checker
Free
Scans all images on a page for missing, empty, or suspicious alt text that hurts accessibility and image SEO.
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🚫
Noindex Checker
Free
Inspects both the meta robots tag and X-Robots-Tag HTTP header to detect noindex, nofollow, and other indexability directives.
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Crawlability & Technical
🤖
Robots.txt Checker
Free
Fetches and analyzes your robots.txt file. Test any path against any user-agent to see if it's allowed or blocked.
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🗺️
Sitemap Validator
Free
Validates XML sitemaps for schema errors, oversized files, missing URLs, noindex conflicts, and HTTP status issues.
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🔀
Redirect Checker
Free
Traces every redirect hop in a chain — 301, 302, 307, 308 — and detects redirect loops, double redirects, and HTTPS issues.
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📡
HTTP Header Checker
Free
Inspects all HTTP response headers including security headers, caching directives, CORS policies, and content-type settings.
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Site Health & Monitoring
🩺
SEO Health Checker
Free
Runs 15 critical SEO health checks on any page and returns a score, grade, and prioritized list of issues to fix.
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🟢
Uptime Checker
Free
Checks your website's availability from 6 global locations simultaneously and measures response times per region.
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🔒
SSL Expiry Checker
Free
Verifies your SSL certificate's validity, expiry date, issuer trust, domain coverage, chain integrity, and TLS version.
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Want Automated Monitoring?

These free tools are great for one-off audits. TechySEO Premium monitors your entire site 24/7 — broken links, uptime, SSL expiry, SEO health — and alerts you the moment something breaks.

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