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, Marchex is clearly lagging behind, losing to AppNexus in all segments.

Websites Categories

1 Marchex has better usage coverage in more websites categories. Including Business & Industry, Shopping, Health, Construction & Maintenance and 146 other categories.

2 AppNexus is leading in People & Society, Arts & Entertainment, Internet & Telecom, Chats & Forums and 75 other categories.


1 AppNexus is leading in most countries, including France, United States, Sweden, United Kingdom and 149 other countries.

2 Marchex is leading in China, Korea Republic, Nigeria, Nepal and 8 other countries.