Market Share by Top Websites

1 Ad Butler is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

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

Websites Categories

1 Ad Butler has better usage coverage in more websites categories. Including Business & Industry, News & Media, Arts & Entertainment, Sports and 124 other categories.

2 Six Apart Advertising is leading in Humor, Technology News, Beauty & Fitness, Clothing and 9 other categories.


1 Ad Butler is leading in most countries, including United States, Belarus, United Kingdom, Canada and 88 other countries.

2 Six Apart Advertising hasn't got a lead over Ad Butler in any country.