Market Share by Top Websites

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

2 Quigo AdSonar 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 94 other categories.

2 Quigo AdSonar is leading in Investing, Jobs & Employment, Technology News, Reference and 22 other categories.

Geography

1 Centro is leading in most countries, including United States, Canada, United Kingdom, France and 33 other countries.

2 Quigo AdSonar is leading in Brazil, Japan, Russia, Spain and 23 other countries.