Market Share by Top Websites

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

2 In terms of market share, Twitter Advertising is clearly lagging behind, losing to AppNexus in all segments.

Websites Categories

1 AppNexus has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Business & Industry, Internet & Telecom and 227 other categories.

2 Twitter Advertising is leading in Healthcare Industry, Biotechnology & Pharmaceuticals, Antiques & Collectibles, Agriculture and 2 other categories.


1 AppNexus is leading in most countries, including United States, France, United Kingdom, India and 181 other countries.

2 Twitter Advertising is leading in Japan, Qatar, Eritrea, Montenegro and 9 other countries.