Market Share by Top Websites

1 Sailthru Horizon is leading in Top 10K Sites, Top 100K Sites and The Entire Web.

2 RadiumOne is leading in Top 1M Sites.

Websites Categories

1 RadiumOne has better usage coverage in more websites categories. Including Arts & Entertainment, Music & Audio, Business & Industry, Sports and 116 other categories.

2 Sailthru Horizon is leading in Clothing, Finance, Coupons, Magazines & E-Zines and 32 other categories.


1 RadiumOne is leading in most countries, including France, United Kingdom, Australia, Italy and 57 other countries.

2 Sailthru Horizon is leading in United States, Switzerland, New Zealand, China and 18 other countries.