In terms of market share, Fathom SEO is clearly lagging behind, losing to Webclicktracker in all segments.
Webclicktracker has better usage coverage in more websites categories. Including Business & Industry, Industrial Goods & Services, Shopping, Construction & Maintenance and 20 other categories.
Fathom SEO is leading in Health, Senior Health, Computer & Electronics, Software and 15 other categories.
Webclicktracker is leading in most countries, including United States, India, Canada, China and 7 other countries.
Fathom SEO is leading in Germany, Hong Kong and Philippines.