DataXu
6,214 websites

DataXu offers both free and paid options

http://www.dataxu.com/

DataXu provides the leading real-time media management platform for digital advertising campaigns across online, mobile and video channels. With a transformative approach to digital advertising - combining automated media buying, optimizati...

VS

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

2 Underdog Media is leading in Top 100K Sites.

Websites Categories

1 DataXu has better usage coverage in more websites categories. Including Vehicles, Computers Electronics & Technology, Health, Food & Drink and 12 other categories.

2 Underdog Media is leading in News & Media, Arts & Entertainment, Games, Pets & Animals and 4 other categories.

Geography

1 DataXu is leading in most countries, including United States, United Kingdom, Spain, India and 53 other countries.

2 Underdog Media is leading in Poland, Romania, Malaysia, Turkey and 51 other countries.