Market Share by Top Websites

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

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

Websites Categories

1 has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Autos & Vehicles, People & Society and 195 other categories.

2 Integral Ad Science is leading in Technology News, Magazines & E-Zines, Computer Security, Sports News and 6 other categories.


1 is leading in most countries, including United States, France, Canada, Australia and 115 other countries.

2 Integral Ad Science is leading in Denmark, Norway, Guatemala, Zimbabwe and 4 other countries.