Optimatic is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Optimatic has better usage coverage in more websites categories. Including Arts & Entertainment, Games, Business & Industry, Video Games and 25 other categories.
Simple AdServer is leading in Sports, Adult, Motorsports, Computer & Electronics and one other category.
Optimatic is leading in most countries, including United States, Canada, Israel, Algeria and 12 other countries.
Simple AdServer is leading in Hungary.