Market Share by Top Websites

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

2 In terms of market share, Rubicon Project is clearly lagging behind, losing to AdFox in all segments.

Websites Categories

1 Rubicon Project has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, News & Media, Internet & Telecom and 135 other categories.

2 AdFox is leading in Business & Industry, Marketing & Advertising, Real Estate, Career & Education and 43 other categories.


1 Rubicon Project is leading in most countries, including United States, France, Japan, Brazil and 125 other countries.

2 AdFox is leading in Russia, Ukraine, Belarus, Germany and 35 other countries.