AppMetrx is leading in Top 1M Sites.
AppMetrx has better usage coverage in more websites categories. Including Business & Industry, Computer & Electronics, Internet & Telecom, Software and 42 other categories.
Fathom SEO is leading in Health, Senior Health, Tourism, Jewelry and 4 other categories.
AppMetrx is leading in most countries, including United States, United Kingdom, France, India and 34 other countries.
Fathom SEO hasn't got a lead over AppMetrx in any country.