Oncrawl vs SEOptimer

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Oncrawl compared with SEOptimer
Detail	Oncrawl	SEOptimer
What it does	Technical SEO Data for Competitive Websites	Not given
Stage	Established	Established
Founded	2013	2012
Based in	Not given	SG
Pricing model	Not given	freemium
Pricing	Not given	Not given
Key features	Website crawler with JavaScript rendering Server log analysis Technical SEO audits Site architecture analysis Lenses for guided analysis Content quality assessment REST API for integrations Multi-user collaboration	SEO/GEO Audit White Label PDF Reports Lead Generation Widget Keyword Tracking Keyword Research Backlink Research and Monitoring SEO Crawler Bulk Reporting API with 100+ data points AI Search Visibility (GEO)
What makes it different	100% unsampled data with zero sampling guarantee Combines crawl, log, and performance data in one platform AI Search Lens for LLM citation tracking Handles large-scale and complex site analysis Processes 500M log lines daily	Audit websites in under a minute with comprehensive SEO analysis Beautiful branded white label PDF reports customizable in 15 languages Embeddable lead generation widget for capturing customer insights Complete affordable SEO suite at fraction of cost of competitors AI Search visibility and Generative Engine Optimization (GEO) tracking
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	73 no change since last check	81 no change since last check
Trust Flow (Majestic)	35	46
Citation Flow (Majestic)	49	49
Referring domains (Majestic)	4621	11670

4 details filled in for both companies.

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