Market Share by Top Websites

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

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

Websites Categories

1 AdvertServe has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Business & Industry, Shopping and 126 other categories.

2 Ghostery is leading in Car Buying, Games, Technology News, Financial Management and 20 other categories.


1 AdvertServe is leading in most countries, including Russia, South Georgia Island, United States, Turkey and 86 other countries.

2 Ghostery is leading in Portugal, Tokelau, Bhutan, Puerto Rico and 4 other countries.