Market Share by Top Websites

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

2 In terms of market share, ContentClick is clearly lagging behind, losing to Centro in all segments.

Websites Categories

1 Centro has better usage coverage in more websites categories. Including Business & Industry, Autos & Vehicles, Car Buying, Career & Education and 101 other categories.

2 ContentClick is leading in Soccer, Relationships & Dating, Gay, Lesbian, & Bisexual, Video Games and 7 other categories.


1 Centro is leading in most countries, including United States, Canada, France, Russia and 36 other countries.

2 ContentClick is leading in United Kingdom, Germany, Ireland, Brazil and 14 other countries.