DoubleClick AdExchange
2,062 websites

DoubleClick AdExchange is free to use

http://www.doubleclick.com

Google DoubleClick Ad Exchange is a service for managing multiple monetization sources of online display advertising inventory.

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Underdog Media
3,858 websites

Underdog Media is free to use

http://underdogmedia.com

Based in Santa Barbara, California, Underdog Media was founded in 2007 by Shayne Mihalka, a former executive at ValueClick Media and FastClick.com. The proprietary ad serving technology was carefully designed to be simple to use, efficie...

Market Share by Top Websites

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

2 In terms of market share, DoubleClick AdExchange is clearly lagging behind, losing to Underdog Media in all segments.

Websites Categories

1 Underdog Media has better usage coverage in more websites categories. Including News & Media, Arts & Entertainment, Science & Education, Games and 16 other categories.

2 DoubleClick AdExchange is leading in Food & Drink, Travel & Tourism, Reference Materials and Home & Garden.

Geography

1 Underdog Media is leading in most countries, including United States, Poland, Romania, United Kingdom and 88 other countries.

2 DoubleClick AdExchange is leading in France, Germany, China, Latvia and 20 other countries.