AdBrite
700 websites

AdBrite is free to use

http://adbrite.com

AdBrite labels itself as the internet's ad marketplace. It provides interstitials and banner ads on a cost per mille (thousand) basis, and text ads on either cost per click or cost per action.

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Cadreon
44 websites

Cadreon is free to use

http://cadreon.com

Cadreon takes an efficient-market approach to buying and targeting digital advertising, including online display, online video, and now television. By algorithmically valuing and buying ad inventory based on predicted worth in real time, an...

Market Share by Top Websites

1 AdBrite is leading in Top 1M Sites and The Entire Web.

2 Cadreon is leading in Top 100K Sites.

Websites Categories

1 AdBrite has better usage coverage in more websites categories. Including Computers Electronics & Technology, Arts & Entertainment, Adult, Science & Education and 18 other categories.

2 Cadreon is leading in E-commerce & Shopping and Home & Garden.

Geography

1 AdBrite is leading in most countries, including United States, India, United Kingdom, Philippines and 68 other countries.

2 Cadreon is leading in Hungary, Greece and Cyprus.