Market Share by Top Websites

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

2 In terms of market share, Vocus is clearly lagging behind, losing to AdServerPub in all segments.

Websites Categories

1 Vocus has better usage coverage in more websites categories. Including Business & Industry, People & Society, Health, Marketing & Advertising and 60 other categories.

2 AdServerPub is leading in Arts & Entertainment, Internet & Telecom, Shopping, News & Media and 54 other categories.


1 AdServerPub is leading in most countries, including France, Belgium, Canada, Switzerland and 33 other countries.

2 Vocus is leading in United States, United Kingdom, India, China and 16 other countries.