In terms of market share, Fathom SEO is clearly lagging behind, losing to SearchRev in all segments.
SearchRev has better usage coverage in more websites categories. Including Shopping, Business & Industry, People & Society, News & Media and 50 other categories.
Fathom SEO is leading in Health, Senior Health, Industrial Goods & Services, Computer & Electronics and 7 other categories.
SearchRev is leading in most countries, including United States, France, India, Korea Republic and 17 other countries.
Fathom SEO is leading in Japan and South Africa.