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 88 other categories.
Interpolls is leading in Online Marketing.
Ad Spirit is leading in most countries, including Germany, Austria, Switzerland, Spain and 23 other countries.
Interpolls is leading in Portugal, Kazakhstan, Hong Kong, Sri Lanka and one other country.