PriceSpider

InvisibleHand discreetly notifies you if the product or flight you’re shopping for is available more cheaply from another retailer or travel site. The notification provides a convenient link straight to …

When viewing a product on Amazon, Price Snoop will show you just how much it costs on the other Amazon stores and allow you to navigate between them with a …

camelcamelcamel: a simple, free Amazon price tracking and price watch tool. Get email alerts when prices drop, and view price history charts. Amazon price tracker. Firefox addon:...

Platform of User-generated collaborative and interactive comparison tables. Compare everything! Discover and create easily comparison tables in any domain, embed them on your site or blog, edit comparison...

Wishlist Manager is a wishlist price tracker for amazon products

TrackIF is a web tracking tool designed to save you time and money online. Start shopping smarter and let TrackIF track the things you want on the web. Use the …

Shoptimate.com lets you compares prices of multiple items at once and shows you which item to buy where to save the most. Including shipping costs.

The Camelizer adds product price history charts to shopping sites. Browse to a supported retailer's site and click the Camel icon; you'll gain immediate insight into the pricing trends for …

The PriceBlink browser add-on automatically finds lower prices and money-saving coupons when you're shopping. Stays hidden otherwise.

Ciuvo is a browser add-on which finds the best deal for you! It enhances your web experience by presenting contextually relevant information in real-time. It provides not just with the …

price research tips, browser addon for shopping, price comparison, product price history, item price drop alert, Editors Pick, amazon reviews. Available as Firefox addon as well:...