Market Share by Top Websites

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

2 Despite its recent growth, Amazon A9 is still behind AppNexus in all market share segments.

Websites Categories

1 AppNexus has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Business & Industry, Internet & Telecom and 231 other categories.

2 Amazon A9 is leading in Religion & Spirituality, Math, Philosophy and Physics.

Geography

1 AppNexus is leading in most countries, including United States, France, Germany, United Kingdom and 173 other countries.

2 Amazon A9 is leading in Japan, Brazil, Indonesia, Mexico and 18 other countries.