Market Share by Top Websites

2 CONTEXTin is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

Websites Categories

1 CONTEXTin has better usage coverage in more websites categories. Including Computer & Electronics, Software, Arts & Entertainment, Health and 25 other categories.

2 Open AdExchange is leading in Business & Industry, Internet & Telecom, Marketing & Advertising, Travel and 18 other categories.


1 CONTEXTin is leading in most countries, including United States, Spain, Trinidad and Tobago, Egypt and 6 other countries.

2 Open AdExchange is leading in Denmark, Guatemala, Cote d Ivoire, Norway and one other country.