Grapeshot
32 websites

Grapeshot is free to use

http://www.grapeshot.co.uk

Grapeshot is a software company using advanced probability algorithms to optimise the placement of content and advertisements online. We help publishers like Mail Online, Reuters, Telegraph and Microsoft’s Mi9 to create virtual channels...

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Optimax Media Delivery
26 websites

Optimax Media Delivery is free to use

http://optmd.com/

OPTIMAX Media Delivery ... We are also one of the few ad servers that labels the ads we deliver in a way that makes it easy for consumers to find and contact us.

Market Share by Top Websites

2 Grapeshot is leading in Top 10K Sites and Top 100K Sites.

Websites Categories

1 Grapeshot has better usage coverage in more websites categories. Including Arts & Entertainment, News & Media, Hobbies & Leisure, Finance and 4 other categories.

2 Optimax Media Delivery is leading in Computers Electronics & Technology, Science & Education, Community & Society, Adult and 3 other categories.

Geography

1 Optimax Media Delivery is leading in most countries, including United States, India, Canada, China and 4 other countries.

2 Grapeshot is leading in Thailand.