Market Share by Top Websites

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

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

Websites Categories

1 AdOnion has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Movies, Internet & Telecom and 64 other categories.

2 GroupM Server is leading in Business & Industry, Shopping, Autos & Vehicles, Food & Drink and 30 other categories.


1 AdOnion is leading in most countries, including India, Indonesia, Japan, Canada and 34 other countries.

2 GroupM Server is leading in Poland, Germany, Denmark, United States and 20 other countries.