Market Share by Top Websites

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

Websites Categories

1 Nextag ROI Optimizer has better usage coverage in more websites categories. Including Shopping, Business & Industry, Marketing & Advertising, Home & Garden and 14 other categories.

2 PriceGrabber is leading in Computer & Electronics, Computer Hardware, Products & Shopping, Children and 3 other categories.


1 Nextag ROI Optimizer is leading in most countries, including United States, Germany, France, Czech Republic and 3 other countries.

2 PriceGrabber is leading in United Kingdom.