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, People & Society, Shopping and 92 other categories.

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


1 AdAction is leading in most countries, including Sweden, Norway, Netherlands, Denmark and 41 other countries.

2 GroupM Server is leading in Poland, Germany, Austria, Italy and 10 other countries.