Market Share by Top Websites

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

2 In terms of market share, Yahoo Ad Exchange is clearly lagging behind, losing to Adtech in all segments.

Websites Categories

1 Adtech has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Adult, Business & Industry and 229 other categories.

2 Yahoo Ad Exchange is leading in Internet & Telecom, Web Hosting, Credit, Loans & Mortgages, Genealogy and 6 other categories.


1 Adtech is leading in most countries, including Czech Republic, United States, France, Germany and 196 other countries.

2 Yahoo Ad Exchange is leading in Taiwan, Timor-leste, Saint Helena, Samoa and 5 other countries.