Market Share by Top Websites

2 Centro is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

Websites Categories

1 Centro has better usage coverage in more websites categories. Including News & Media, Business & Industry, Travel, Finance and 83 other categories.

2 Open AdExchange is leading in Marketing & Advertising, Visual Arts & Design, Office Products, Auctions and 3 other categories.


1 Centro is leading in most countries, including United States, Canada, United Kingdom, France and 18 other countries.

2 Open AdExchange is leading in Denmark, Germany, Peru and Guatemala.