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.

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Spectate
240 websites

Spectate offers both free and paid options

http://spectate.com/

Spectate is a new kind of marketing for a new kind of marketer. Spectate makes content marketing easy by focusing on what matters: results.

Market Share by Top Websites

1 Spectate is leading in Top 100K Sites and Top 1M Sites.

2 In terms of market share, Optimax Media Delivery is clearly lagging behind, losing to Spectate in all segments.

Websites Categories

1 Spectate has better usage coverage in more websites categories. Including Science & Education, Health, Law & Government, Computers Electronics & Technology and 6 other categories.

2 Optimax Media Delivery is leading in Adult.

Geography

1 Spectate is leading in most countries, including United States, Canada, India, Ukraine and 9 other countries.

2 Optimax Media Delivery is leading in Brazil, China, France, Norway and one other country.