Market Share by Top Websites

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

2 Despite its recent growth, GroupM Server is still behind AdScale in all market share segments.

Websites Categories

1 AdScale has better usage coverage in more websites categories. Including Arts & Entertainment, Internet & Telecom, Computer & Electronics, People & Society and 154 other categories.

2 GroupM Server is leading in Makes & Models, Automotive Industry, Law, Antiques & Collectibles and 2 other categories.


1 AdScale is leading in most countries, including Germany, Indonesia, India, Brazil and 118 other countries.

2 GroupM Server is leading in Poland, Denmark, Montenegro, Fiji and one other country.