Market Share by Top Websites

1 CheckM8 is leading in Top 10K Sites and The Entire Web.

2 SpotX is leading in Top 100K Sites and Top 1M Sites.

Websites Categories

1 SpotX has better usage coverage in more websites categories. Including News & Media, Arts & Entertainment, Autos & Vehicles, Sports and 83 other categories.

2 CheckM8 is leading in Marketing & Advertising, Career & Education, Religion & Spirituality, Accommodation & Hotels and 22 other categories.


1 CheckM8 is leading in most countries, including Japan, United Kingdom, India, Israel and 66 other countries.

2 SpotX is leading in United States, Netherlands, Germany, Spain and 16 other countries.