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 106 other categories.
EngineSeeker is leading in Pets & Animals, Beauty & Fitness, Home & Garden, Pets and 7 other categories.
Ad Butler is leading in most countries, including United States, United Kingdom, Canada, Mexico and 75 other countries.
EngineSeeker is leading in Mongolia.