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, Sports, Career & Education and 130 other categories.
AdultAdWorld is leading in Adult, People & Society, Arts & Entertainment, TV & Video and 17 other categories.
Ad Butler is leading in most countries, including United States, United Kingdom, Canada, Belarus and 63 other countries.
AdultAdWorld is leading in Taiwan, Japan, Russia, China and 16 other countries.