Market Share by Top Websites

1 Proclivity is leading in Top 100K Sites and Top 1M Sites.

2 In terms of market share, Nextag ROI Optimizer is clearly lagging behind, losing to Proclivity in all segments.

Websites Categories

1 Proclivity has better usage coverage in more websites categories. Including Sports, Health, Football, Medicine and 26 other categories.

2 Nextag ROI Optimizer is leading in Shopping, Business & Industry, Marketing & Advertising, Home & Garden and 14 other categories.

Geography

1 Proclivity is leading in most countries, including United States, United Kingdom, China, Ukraine and 8 other countries.

2 Nextag ROI Optimizer is leading in Germany, Japan, Australia, Argentina and 2 other countries.