Market Share by Top Websites

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

2 Despite its recent growth, Zedo is still behind Rubicon Project in all market share segments.

Websites Categories

1 Rubicon Project has better usage coverage in more websites categories. Including People & Society, News & Media, Internet & Telecom, Food & Drink and 121 other categories.

2 Zedo is leading in Arts & Entertainment, Business & Industry, Search Engine, TV & Video and 62 other categories.


1 Rubicon Project is leading in most countries, including United States, France, Japan, Brazil and 146 other countries.

2 Zedo is leading in India, Hong Kong, Taiwan, Bangladesh and 10 other countries.