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, News & Media, Business & Industry and 36 other categories.
Simple AdServer is leading in Computer & Electronics, Motorsports, Consumer Electronics, Web Hosting and one other category.
Optimatic is leading in most countries, including United States, Algeria, Canada, Peru and 31 other countries.
Simple AdServer is leading in Hungary.