Ad Butler is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Ad Butler has better usage coverage in more websites categories. Including Business & Industry, News & Media, Sports, Career & Education and 103 other categories.
AdMob is leading in People & Society, Arts & Entertainment, Internet & Telecom, Music & Audio and 48 other categories.
Ad Butler is leading in most countries, including United States, United Kingdom, Canada, Belarus and 58 other countries.
AdMob is leading in Indonesia, Japan, Italy, Russia and 23 other countries.