DSMM Advantage is leading in Top 100K Sites and Top 1M Sites.
DSMM Advantage has better usage coverage in more websites categories. Including Business & Industry, Shopping, Internet & Telecom, Health and 50 other categories.
Fathom SEO is leading in Senior Health, Industrial Goods & Services, Fitness, Music & Audio and 3 other categories.
DSMM Advantage is leading in most countries, including United States, Canada, United Kingdom, Mexico and 12 other countries.
Fathom SEO is leading in South Africa.