Ambient Digital is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Ambient Digital has better usage coverage in more websites categories. Including Arts & Entertainment, News & Media, People & Society, Movies and 85 other categories.
PubExchange is leading in Home & Garden, Nursery & Playroom, Universities & Colleges, Coupons and 20 other categories.
PubExchange is leading in most countries, including United States, Canada, United Kingdom, Russia and 23 other countries.
Ambient Digital is leading in Viet Nam, Philippines, United Arab Emirates, India and 20 other countries.