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, Health, Arts & Entertainment and 23 other categories.

2 Open AdExchange is leading in Business & Industry, People & Society, Shopping, Internet & Telecom and 20 other categories.


1 CONTEXTin is leading in most countries, including United States, United Kingdom, Argentina, Spain and 9 other countries.

2 Open AdExchange is leading in Denmark, Netherlands, Sweden, Norway and 2 other countries.