Surfer SEO is an AI-powered content optimization platform designed to help writers, marketers, and SEO professionals create content that ranks higher in Google search results. It analyzes top-performing pages and provides data-driven recommendations.

Surfer SEO provides real-time content optimization through its Content Editor, which scores articles from 0 to 100 based on how well they cover key topics, use the right keywords, and match the structure of top-ranking pages. The platform analyzes top-performing pages for any keyword and recommends optimal word count, keyword usage, headings, and content structure. Surfer also includes AI article generation capabilities (Surfer AI) that can generate articles automatically. The platform integrates seamlessly with Google Docs for simplified workflows and is designed for bloggers, freelancers, and content teams creating 10+ articles per month.
Intuitive SEO tool for website audits and rank tracking
Seobility offers thorough website audits, backlink analysis, and content optimization tools. It provides keyword research capabilities and rank tracking features for monitoring website performance across search engines.
Starting Price
seoClarity is an enterprise SEO platform offering Clarity Grid data layer, AI-powered keyword research, rank tracking, technical SEO, content analysis, and log file analysis.
SEO A/B testing and split testing platform for optimizing organic performance
Founded
SEOTesting is a platform for running SEO A/B tests and tracking SEO changes to identify which page changes increase clicks, impressions, CTR, and conversions. Launched in 2016, it uses Google Search Console and Google Analytics data.