Optimatic is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Optimatic has better usage coverage in more websites categories. Including Games, Business & Industry, Arts & Entertainment, News & Media and 40 other categories.
StackAdapt is leading in Health, Shopping, Clothing, Career & Education and 9 other categories.
Optimatic is leading in most countries, including United States, Israel, Venezuela, Netherlands and 25 other countries.
StackAdapt is leading in Great Britain, Canada, Austria, Iran and one other country.