Camelcamelcamel - Easily monitor Amazon product prices and get alerts when they drop.
Google Shopping - Find the best products, prices and places to buy
Locotracky amazon price history comparer - We are the amazon price comparator, we inform you every time a product drops in price so you can save on all your purchases.
YOOX - YOOX app provides features through which users can get discounts and deals on their favorite fashion brands without much of a stretch.
THE OUTNET - THE OUTNET app allows users to access all the latest collection of more than 350 top designers from around the globe right on their mobile phone’s screen.
Keepa - Price history charts and the option to be alerted on price drops for all Amazon sites.