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 120 other categories.
StackAdapt is leading in Celebrities & Entertainment News.
Ad Butler is leading in most countries, including United States, United Kingdom, Canada, India and 79 other countries.
StackAdapt hasn't got a lead over Ad Butler in any country.