Seodisias
Seodisias speaks little but reveals much. A free SEO crawler that uncovers hidden problems and helps your site grow.·seodisias.com
Seodisias is a free desktop SEO crawler and website analyzer that crawls a website and detects over 30 types of technical SEO issues, from broken links and duplicate content to missing meta tags and structured data problems. It runs entirely on the user's local machine, supports JavaScript rendering for single-page applications, and lets users export PDF reports. No account or credit card is required to use it.
What it's for
Features 26
- Canonical tag checking
- Content quality/value analysis
- Duplicate content detection
- Heading hierarchy verification
- Hreflang analysis
- HTTP caching header analysis
- HTTP compression checker (Gzip/Brotli/Deflate)
- HTTP response code tracking (4xx/5xx)
- HTTPS and mixed content detection
- Image tag (media) issue detection
- Internal/external link review
- JavaScript rendering for SPA crawling
- Link graph visualization
- llms.txt checker
- Mobile-friendliness validation
- Page load time monitoring
- PDF report export
- Redirect monitoring
- Robots.txt analysis
- Social media tag checking
- SSL certificate review
- Structured data (JSON-LD/Schema.org) validation
- Title and meta description inspection
- URL depth analysis
- URL structure and parameter analysis
- XML sitemap inspection
Pricing
Currently entirely free with no paid plans. A future premium tier (AI-powered analysis, SERP tracking, team workflows, cloud reports, white-label, GSC/Bing cross-check) is planned but unpriced; the site collects emails for early access notification.
Vendor states core crawling and analysis functionality will always remain free; a future premium tier is planned for AI-powered analysis, SERP tracking, and team workflows, but no prices have been announced yet.
No URL limits, no sign-up required, no credit card