Market Share by Top Websites

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

2 Despite its recent growth, C3 Metrics is still behind AdvertServe in all market share segments.

Websites Categories

1 AdvertServe has better usage coverage in more websites categories. Including Business & Industry, People & Society, News & Media, Shopping and 108 other categories.

2 C3 Metrics is leading in Travel, Accommodation & Hotels, Universities & Colleges, Celebrities & Entertainment News and 12 other categories.


1 AdvertServe is leading in most countries, including United States, Russia, United Kingdom, Turkey and 56 other countries.

2 C3 Metrics is leading in Australia, China and Portugal.