Visualping is a simple service for monitoring websites for changes. You'll receive an email notification when it detects any change in the content of the page. You can either choose to monitor the whole website or just an area of a website.
ShadowBid is the best way to save money on Amazon! Prices change up to 80 million times every day (shocking!), and we help you take advantage of all that volatility through automated purchasing when the price drops to the level you set. Find your product, view the price history chart, and set your price. We'll take care of the rest for you!