Market Share by Top Websites

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

2 In terms of market share, Cobalt Group is clearly lagging behind, losing to AdReactor in all segments.

Websites Categories

1 Cobalt Group has better usage coverage in more websites categories. Including Autos & Vehicles, Car Buying, Business & Industry, Automotive Industry and 56 other categories.

2 AdReactor is leading in Arts & Entertainment, Music & Audio, Internet & Telecom, Movies and 27 other categories.


1 AdReactor is leading in most countries, including Indonesia, India, Brazil, Germany and 57 other countries.

2 Cobalt Group is leading in United States, Canada, Australia, Mexico and one other country.