Ad Spirit is leading in Top 100K Sites and Top 1M Sites.
Ad Spirit has better usage coverage in more websites categories. Including Sports, Business & Industry, Arts & Entertainment, Soccer and 86 other categories.
StackAdapt is leading in Celebrities & Entertainment News.
Ad Spirit is leading in most countries, including Germany, Austria, Switzerland, United States and 25 other countries.
StackAdapt is leading in Canada, Egypt, Brazil and Hong Kong.