Market Share by Top Websites

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

2 In terms of market share, Yahoo Ad Exchange is clearly lagging behind, losing to Atlas in all segments.

Websites Categories

1 Atlas has better usage coverage in more websites categories. Including News & Media, Computer & Electronics, Shopping, Software and 114 other categories.

2 Yahoo Ad Exchange is leading in People & Society, Arts & Entertainment, Internet & Telecom, Web Hosting and 102 other categories.


1 Atlas is leading in most countries, including United States, France, United Kingdom, Brazil and 151 other countries.

2 Yahoo Ad Exchange is leading in Japan, Taiwan, Malaysia, Philippines and 15 other countries.