Market Share by Top Websites

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

2 Despite its recent growth, SiteScout is still behind AppNexus in all market share segments.

Websites Categories

1 AppNexus has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Business & Industry, Internet & Telecom and 173 other categories.

2 SiteScout is leading in Adult, Computer & Electronics, Software, Movies and 48 other categories.


1 AppNexus is leading in most countries, including France, United States, India, United Kingdom and 173 other countries.

2 SiteScout is leading in Sri Lanka, Bahrain, Uzbekistan, Somalia and 3 other countries.