Market Share by Top Websites

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

2 Despite its recent growth, Integral Ad Science is still behind NetSeer in all market share segments.

Websites Categories

1 Integral Ad Science has better usage coverage in more websites categories. Including Arts & Entertainment, News & Media, People & Society, Business & Industry and 90 other categories.

2 NetSeer is leading in Sports, Autos & Vehicles, Career & Education, Jobs & Employment and 46 other categories.


1 Integral Ad Science is leading in most countries, including Taiwan, France, Czech Republic, Canada and 61 other countries.

2 NetSeer is leading in United States, United Kingdom, Italy, Japan and 21 other countries.