Developer's DescriptionBy PriceBlinkFind the lowest prices of products around the web.PriceBlink for FireFox automatically finds lower prices and money-saving coupons from thousands of retailers while you shop. PriceBlink for FireFox stays hidden until you are shopping. It lets you know if you've found the lowest price on a product or whether it can be found for less at another retailer. PriceBlink checks more than 4,000 merchants for lower prices.