Ad Butler is leading in Top 100K Sites and Top 1M Sites.
Ad Butler has better usage coverage in more websites categories. Including Business & Industry, News & Media, Arts & Entertainment, Sports and 112 other categories.
AdultAdWorld is leading in Adult, Humor, Books & Literature, Social Network and one other category.
Ad Butler is leading in most countries, including United States, United Kingdom, Canada, Russia and 66 other countries.
AdultAdWorld is leading in Taiwan, Philippines, New Zealand, South Korea and 11 other countries.