DoubleClick DART
408 websites

DoubleClick DART is free to use

http://www.google.com/doubleclick/

A global Internet Advertising Solutions company. Specializing in developing the solutions which make advertising work on the Internet for Web publishers and ...

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Zedo
1,060 websites

Zedo is free to use

http://www.zedo.com

ZEDO is a leading global online ad platform with one of the best ad servers, high-impact ad formats with viewable impressions, and private exchange solutions.

Market Share by Top Websites

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

2 In terms of market share, DoubleClick DART is clearly lagging behind, losing to Zedo in all segments.

Websites Categories

1 Zedo has better usage coverage in more websites categories. Including Community & Society, News & Media, Computers Electronics & Technology, Arts & Entertainment and 17 other categories.

2 DoubleClick DART is leading in Health and Science & Education.

Geography

1 Zedo is leading in most countries, including India, United States, Hong Kong, Canada and 34 other countries.

2 DoubleClick DART is leading in China, Brazil, Taiwan, Japan and 27 other countries.