Market Share by Top Websites

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

2 Rubicon Project is leading in Top 100K Sites and Top 1M Sites.

Websites Categories

1 Rubicon Project has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, News & Media, Internet & Telecom and 144 other categories.

2 AdFox is leading in Business & Industry, Marketing & Advertising, Real Estate, Career & Education and 36 other categories.


1 Rubicon Project is leading in most countries, including United States, France, Japan, Brazil and 127 other countries.

2 AdFox is leading in Russia, Ukraine, Belarus, Kazakhstan and 28 other countries.