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 111 other categories.
Adfunky is leading in Jewelry.
Ad Butler is leading in most countries, including United States, United Kingdom, Canada, Mexico and 75 other countries.
Adfunky is leading in Venezuela and Timor-Leste.