Seolyzer review
A technical SEO platform for large sites that need crawl and log intelligence.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Seolyzer is a SaaS technical SEO platform for professionals and organizations managing large websites. It combines site crawling, server-log analysis, and Google Search Console data to examine indexability, HTTP status codes, metadata, internal linking, response times, orphan pages, sitemaps, and content length. The platform is aimed at teams that need detailed visibility into how search engines access and process a site, rather than marketers looking for a general-purpose SEO suite.
Its ecosystem fit is a central strength. Seolyzer connects with Google Search Console, BigQuery, Power BI, and CrUX, while its REST API provides access to raw and aggregated crawl, log, cross-analysis, Search Console, and CrUX data. Unlimited CSV and Excel exports support reporting and downstream analysis. Project sharing adds administrator, contributor, and reader privileges, giving organizations a way to separate access across SEO, analytics, and technical teams.
The product’s breadth is concentrated in technical SEO intelligence. Scheduled crawls, crawl-history comparisons, hierarchical and retroactive page categorization, and real-time Googlebot log analysis support ongoing monitoring rather than one-time audits. Its published capabilities also include crawl-budget monitoring and support for up to 50 million URLs. Seolyzer is a strong fit for large, technically complex sites that need to connect crawling with actual server activity. Teams primarily seeking keyword discovery, rank tracking, backlink analysis, or broader marketing workflows should choose a more expansive SEO platform instead.
Seolyzer pros and cons
- Where it wins
- Supports crawling at scale, with up to 50 million URLs
- Combines crawl, log, and Google Search Console data
- Provides exports, REST API access, and project permissions
- Where it doesn't
- Does not cover keyword research, rank tracking, or backlink analysis
- Pricing is handled through contact sales
- Its focus is technical SEO rather than broad marketing workflows
Seolyzer fact sheet, pricing and score →
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