CoreAudience is leading in Top 100K Sites and Top 1M Sites.
CoreAudience has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Computer & Electronics, News & Media and 24 other categories.
Nextag ROI Optimizer is leading in Shopping, Business & Industry, Marketing & Advertising, Home & Garden and 13 other categories.
CoreAudience is leading in most countries, including United States, Canada, Spain, Turkey and 8 other countries.
Nextag ROI Optimizer is leading in Germany, Gambia and Japan.