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, IVW 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 221 other categories.

2 IVW is leading in Search Engine, Car Buying, Domain Names & Register, Agriculture & Forestry and 15 other categories.


1 AppNexus is leading in most countries, including United States, France, Japan, Brazil and 200 other countries.

2 IVW is leading in Germany, Isle Of Man, Samoa, Iran and 17 other countries.