Market Share by Top Websites

1 AdvertServe is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

2 In terms of market share, Ad Butler is clearly lagging behind, losing to AdvertServe in all segments.

Websites Categories

1 Ad Butler has better usage coverage in more websites categories. Including Business & Industry, Sports, Music & Audio, Career & Education and 73 other categories.

2 AdvertServe is leading in Arts & Entertainment, People & Society, Shopping, News & Media and 73 other categories.


1 AdvertServe is leading in most countries, including Russia, South Georgia Island, Turkey, Ukraine and 56 other countries.

2 Ad Butler is leading in Belarus, United States, United Kingdom, Canada and 44 other countries.