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, Arts & Entertainment, News & Media, Sports and 106 other categories.
OMG is leading in Shopping, Coupons, Travel, Internet & Telecom and 41 other categories.
Ad Butler is leading in most countries, including United States, United Kingdom, Belarus, Canada and 74 other countries.
OMG is leading in India, Indonesia, Viet Nam, Poland and 12 other countries.