AdBuyer.com is leading in Top 1M Sites.
AdBuyer.com has better usage coverage in more websites categories. Including Shopping, Business & Industry, Career & Education, Arts & Entertainment and 64 other categories.
StackAdapt is leading in Clothing, Cycling & Biking, Social Network, Chats & Forums and 6 other categories.
AdBuyer.com is leading in most countries, including United States, Israel, France, Germany and 15 other countries.
StackAdapt is leading in Canada, Egypt, Netherlands, Philippines and one other country.