Ad Butler is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Lijit has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, News & Media, Music & Audio and 106 other categories.
Ad Butler is leading in Business & Industry, Sports, Career & Education, Finance and 60 other categories.
Ad Butler is leading in most countries, including United States, United Kingdom, Canada, Belarus and 56 other countries.
Lijit is leading in India, Indonesia, France, Brazil and 23 other countries.