Amazon changes prices frequently. They go up and down constantly and very often the price is greatly reduced for short periods of time. Know exactly when it is the right time to buy and when you should probably wait. Never miss a deal again!
It is quick and easy. No sign-up, no configuration required. Just drag & drop items and start saving money.
It works on any Amazon of the world. And it is free.
By default, you can monitor up to 20 products at once. An in-app purchase is available for $3.99, increasing the product limit to 50.