In terms of market share, AppMetrx is clearly lagging behind, losing to Fathom SEO in all segments.
AppMetrx has better usage coverage in more websites categories. Including Business & Industry, Computer & Electronics, Internet & Telecom, Software and 41 other categories.
Fathom SEO is leading in Health, Senior Health, Fitness, Beauty & Fitness and 3 other categories.
AppMetrx is leading in most countries, including United States, United Kingdom, France, India and 36 other countries.
Fathom SEO hasn't got a lead over AppMetrx in any country.