Market Share by Top Websites

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

2 Despite its recent growth, AdReactor is still behind MediaMath in all market share segments.

Websites Categories

1 MediaMath has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Shopping, Food & Drink and 215 other categories.

2 AdReactor is leading in File Sharing and Grants & Scholarships.


1 MediaMath is leading in most countries, including United States, France, Brazil, Japan and 145 other countries.

2 AdReactor is leading in Indonesia, Sri Lanka, Lesotho, Cameroon and 6 other countries.