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 117 other categories.
AdBuyer.com is leading in Car Buying, Airlines & Airports and Animation & Comics.
Ad Butler is leading in most countries, including United States, United Kingdom, Canada, Mexico and 75 other countries.
AdBuyer.com is leading in Israel and Ghana.