Market Share by Top Websites

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

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

Websites Categories

1 Adtech has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, News & Media, Business & Industry and 182 other categories.

2 Rubicon Project is leading in Chats & Forums, Autos & Vehicles, Newspapers, Science and 34 other categories.


1 Rubicon Project is leading in most countries, including United States, France, Russia, Italy and 147 other countries.

2 Adtech is leading in Czech Republic, Slovakia, Greece, Switzerland and 23 other countries.