Open AdExchange
8 websites

Open AdExchange is free to use

http://www.openadex.com/

New Danish website is now live: openadexchange.dk ... Targeted ads from Open AdExchange will provide you with additional earnings on top of your existing ...

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WebTrends Ads
2 websites

WebTrends Ads is free to use

http://webtrends.com/solutions/campaign-optimization

Webtrends Optimize gives marketers the tools that they need to customize user ... optimize your global ad spend across paid search and Facebook ads without ...

Market Share by Top Websites

2 In terms of market share, Open AdExchange is clearly lagging behind, losing to WebTrends Ads in all segments.

Websites Categories

1 Open AdExchange has better usage coverage in more websites categories. Including Arts & Entertainment, Finance, Home & Garden and Jobs & Career.

2 WebTrends Ads hasn't got a lead over Open AdExchange in any websites category.

Geography

1 Open AdExchange is leading in most countries, including Denmark, Pakistan and Sweden.

2 WebTrends Ads hasn't got a lead over Open AdExchange in any country.