Market Share by Top Websites

1 Rubicon Project is leading in Top 100K Sites, Top 1M Sites and The Entire Web.

2 Despite its recent growth, AdRiver is still behind Rubicon Project in all market share segments.

Websites Categories

1 AdRiver has better usage coverage in more websites categories. Including Arts & Entertainment, Business & Industry, News & Media, Shopping and 117 other categories.

2 Rubicon Project is leading in People & Society, Chats & Forums, Sports, Music & Audio and 73 other categories.


1 Rubicon Project is leading in most countries, including United States, France, Japan, Spain and 139 other countries.

2 AdRiver is leading in Russia, Ukraine, Belarus, Kazakhstan and 19 other countries.