StackAdapt is leading in Top 100K Sites and Top 1M Sites.
StackAdapt has better usage coverage in more websites categories. Including Health, Business & Industry, Arts & Entertainment, Shopping and 22 other categories.
Testnet is leading in Sports, Beauty, Soccer, Automotive Industry and one other category.
StackAdapt is leading in most countries, including United States, Canada, Egypt, Australia and 6 other countries.
Testnet is leading in Belgium.