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 110 other categories.
CTnetwork is leading in Humor, Games, Classifieds, Online and 2 other categories.
Ad Butler is leading in most countries, including United States, United Kingdom, Canada, Mexico and 72 other countries.
CTnetwork is leading in Hungary and Czech Republic.