Nextag ROI Optimizer is leading in Top 1M Sites.
Vertical Network has better usage coverage in more websites categories. Including Business & Industry, Arts & Entertainment, Travel, People & Society and 37 other categories.
Nextag ROI Optimizer is leading in Shopping, Clothing, Marketing & Advertising, Home & Garden and 10 other categories.
Nextag ROI Optimizer is leading in most countries, including United States, United Kingdom, Canada, Sweden and 5 other countries.
Vertical Network is leading in Germany, Austria, Switzerland, Algeria and 4 other countries.