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 38 other categories.
Fathom SEO is leading in Health, Senior Health, Music & Audio, Beauty & Fitness and 5 other categories.
AppMetrx is leading in most countries, including United States, United Kingdom, France, Germany and 36 other countries.
Fathom SEO hasn't got a lead over AppMetrx in any country.