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 110 other categories.
Ad Butler is leading in Business & Industry, Sports, Career & Education, Finance and 57 other categories.
Ad Butler is leading in most countries, including United States, United Kingdom, Canada, Belarus and 46 other countries.
Lijit is leading in France, India, Indonesia, Spain and 40 other countries.