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, Music & Audio, Sports, Career & Education and 96 other categories.
Pheedo is leading in News & Media, People & Society, Technology News, Arts & Entertainment and 39 other categories.
Ad Butler is leading in most countries, including United States, Belarus, United Kingdom, Canada and 76 other countries.
Pheedo is leading in China, Viet Nam, Trinidad and Tobago, Korea Republic and one other country.