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, Career & Education, Music & Audio and 103 other categories.
Connextra is leading in Gambling, Sports, Sports, People & Society and 53 other categories.
Ad Butler is leading in most countries, including United States, Canada, Belarus, India and 50 other countries.
Connextra is leading in United Kingdom, Russia, Poland, Germany and 40 other countries.