Market Share by Top Websites

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

2 Adobe Visitor API is leading in Top 10K Sites.

Websites Categories

1 Quantcast has better usage coverage in more websites categories. Including Games, Arts & Entertainment, Science & Education, Computers Electronics & Technology and 16 other categories.

2 Adobe Visitor API is leading in Vehicles, Finance, Business & Consumer Services and Heavy Industry & Engineering.

Geography

1 Quantcast is leading in most countries, including United States, United Kingdom, France, Canada and 146 other countries.

2 Adobe Visitor API is leading in Japan, Czech Republic, Singapore, Austria and 7 other countries.