Optimatic is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Optimatic has better usage coverage in more websites categories. Including Games, Arts & Entertainment, Business & Industry, News & Media and 41 other categories.
Simple AdServer is leading in Computer & Electronics, Consumer Electronics, Web Hosting, Sports and one other category.
Optimatic is leading in most countries, including United States, Israel, Venezuela, Algeria and 26 other countries.
Simple AdServer hasn't got a lead over Optimatic in any country.