Market Share by Top Websites

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

2 Undertone Networks is leading in Top 10K Sites.

Websites Categories

1 Centro has better usage coverage in more websites categories. Including Business & Industry, Autos & Vehicles, Car Buying, Career & Education and 105 other categories.

2 Undertone Networks is leading in Newspapers, Engineering & Technology, Cooking & Recipes, Celebrities & Entertainment News and 6 other categories.

Geography

1 Centro is leading in most countries, including United States, Canada, United Kingdom, France and 38 other countries.

2 Undertone Networks is leading in Brazil, Russia, Chile, Poland and 12 other countries.