Market Share by Top Websites

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

2 Despite its recent growth, Undertone Networks is still behind Ad Spirit in all market share segments.

Websites Categories

1 Ad Spirit has better usage coverage in more websites categories. Including Business & Industry, Sports, Arts & Entertainment, Soccer and 84 other categories.

2 Undertone Networks is leading in People & Society, News & Media, Shopping, Religion & Spirituality and 40 other categories.

Geography

1 Undertone Networks is leading in most countries, including United States, United Kingdom, Poland, Japan and 20 other countries.

2 Ad Spirit is leading in Germany, Austria, Switzerland, Spain and 15 other countries.