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.
iEntry is leading in Programming and Video Games.
Ad Butler is leading in most countries, including United States, United Kingdom, Canada, Mexico and 72 other countries.
iEntry is leading in India, Indonesia, Ukraine, Palestinian Territories and one other country.