CoreAudience is leading in Top 100K Sites and Top 1M Sites.
CoreAudience has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Computer & Electronics, Internet & Telecom and 26 other categories.
Fathom SEO is leading in Business & Industry, Health, Senior Health, Industrial Goods & Services and 13 other categories.
CoreAudience is leading in most countries, including United States, Russia, Brazil, Turkey and 8 other countries.
Fathom SEO is leading in Germany, Hong Kong and Viet Nam.