Market Share by Top Websites

1 GroupM Server is leading in The Entire Web.

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

Websites Categories

1 AdAction has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Shopping, People & Society and 103 other categories.

2 GroupM Server is leading in Food & Drink, Movies, Cooking & Recipes, Games and 16 other categories.


1 AdAction is leading in most countries, including Norway, Sweden, Netherlands, Denmark and 43 other countries.

2 GroupM Server is leading in Poland, Spain, Croatia, Australia and 9 other countries.