Index Exchange
1,056,822 websites

Index Exchange is free to use

https://www.indexexchange.com/

Index Exchange is a provider of online media solutions. With a network reach of over half the US digital audience. Previously known as Casale Media.

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OpenX
1,474,014 websites

OpenX costs money

http://openx.com

OpenX is one of the world's leading providers of digital and mobile advertising technology, enabling businesses to manage and maximize their ad revenue. OpenX products, including OpenX Enterprise, OpenX Market and OpenX Lift provide a compr...

Market Share by Top Websites

1 OpenX is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Index Exchange is clearly lagging behind, losing to OpenX in all segments.

Websites Categories

1 OpenX has better usage coverage in more websites categories. Including Arts & Entertainment, Science & Education, Computers Electronics & Technology, Games and 20 other categories.

2 Index Exchange hasn't got a lead over OpenX in any websites category.

Geography

1 OpenX is leading in most countries, including United States, Japan, Russia, France and 160 other countries.

2 Index Exchange is leading in Belize and Republic Of The Congo.