Pricepin
With Pricepin you can add products from almost any webshop to your own wishlist and track their prices.
What is Pricepin?
Pricepin lets you track price drops and get notified when those price changes occur. Simply bookmark the products you want and it takes care of the rest.
Pricepin Screenshots
Pricepin Features
Pricepin information
Comments and Reviews
Said about Pricepin as an alternative
Nightcall
price tracking that works with all online stores worldwide
Positive comment• ago
• as an alternative to 
Cool tool, I know the creators :) easy way to check if a price has gone down. Right now using it to watch a drop in videocard prices.
According to the comments on the chrome extension page - the chrome extension has not been updated since 2016 and no longer works. Shame, I wanted to try it.