Ad Spirit is leading in Top 10K Sites, 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 67 other categories.
Spring Metrics is leading in Shopping, Travel, Accommodation & Hotels, Autos & Vehicles and 37 other categories.
Spring Metrics is leading in most countries, including United States, Canada, United Kingdom, Australia and 22 other countries.
Ad Spirit is leading in Germany, Austria, Switzerland, Poland and 16 other countries.