SpyFu

SpyFu is a competitive intelligence platform focused on search engine marketing, providing data on competitors' organic search rankings, paid search campaigns, and keyword strategies. It serves digital marketers, SEO professionals, PPC specialists, and small business owners who want to analyze competitor tactics across Google search results. The platform allows users to enter any domain and view its historical keyword rankings, ad copy variations, and estimated ad spend over time. Core features include keyword research tools, backlink analysis, rank tracking, and the ability to generate SEO or PPC reports for clients or internal strategy planning. SpyFu compiles years of historical search data, enabling users to identify keyword gaps, monitor competitor ad strategies, and refine their own search marketing campaigns based on that intelligence.