AdvertPro is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
AdvertPro has better usage coverage in more websites categories. Including Business & Industry, News & Media, Real Estate, Adult and 52 other categories.
Harren Media is leading in Arts & Entertainment, People & Society, Software, Humor and 6 other categories.
AdvertPro is leading in most countries, including United States, South Africa, Norway, Turkey and 40 other countries.
Harren Media is leading in Brazil, China, Mexico, South Korea and 6 other countries.