AdAction is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
AdAction has better usage coverage in more websites categories. Including Business & Industry, Shopping, Marketing & Advertising, Internet & Telecom and 74 other categories.
SpecificClick is leading in People & Society, Arts & Entertainment, News & Media, Religion & Spirituality and 68 other categories.
SpecificClick is leading in most countries, including United States, Brazil, United Kingdom, India and 42 other countries.
AdAction is leading in Sweden, Norway, Netherlands, Denmark and 33 other countries.