AdAction is leading in Top 1M Sites.
Integral Ad Science has better usage coverage in more websites categories. Including News & Media, Arts & Entertainment, People & Society, Computer & Electronics and 73 other categories.
AdAction is leading in Business & Industry, Shopping, Internet & Telecom, Marketing & Advertising and 60 other categories.
Integral Ad Science is leading in most countries, including United States, United Kingdom, Canada, France and 55 other countries.
AdAction is leading in Sweden, Norway, Netherlands, Denmark and 17 other countries.