Adsterra
854 websites

Adsterra costs money

https://adsterra.com

Adsterra is a world-known ad network that works with more than 30K+ partners, serving over 1 billion worldwide ad impressions daily. Only clean ads and pure traffic at Adsterra. Malware is strictly prohibited.

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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.

Market Share by Top Websites

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

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

Websites Categories

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

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

Geography

1 Index Exchange is leading in most countries, including United States, Russia, France, Japan and 162 other countries.

2 Adsterra hasn't got a lead over Index Exchange in any country.