What are some alternatives?
When comparing Crawl Center and SEOmator, you can also consider the following products
Screaming Frog SEO Spider - The Screaming Frog SEO Spider is a small desktop program (PC or Mac) which crawls websites’ links...
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.
Pulno - SEO Audit and Website Analysis. Pull up your SEO.
Moz - Backed by industry-leading data and the largest community of SEOs on the planet, Moz builds tools that make inbound marketing easy.
ContentKing - The world's only Real-time SEO Auditing and Content Change Tracking suite.
Raven - Use Raven to create fully scalable vector art appropriate for logos or tee shirt designs.