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 108 other categories.
ContentClick is leading in Soccer, Relationships & Dating, Fitness, Beauty & Fitness and 8 other categories.
Ad Butler is leading in most countries, including United States, United Kingdom, Canada, India and 71 other countries.
ContentClick is leading in Ukraine, Portugal, Iran and Guernsey.