Market Share by Top Websites

1 AdAction is leading in The Entire Web.

2 SpotX 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 83 other categories.

2 SpotX is leading in News & Media, Autos & Vehicles, Car Buying, Sports and 34 other categories.


1 SpotX is leading in most countries, including United States, Netherlands, Germany, Spain and 32 other countries.

2 AdAction is leading in Sweden, Norway, Denmark, Romania and 28 other countries.