Groupon - Each day Groupon offers a deal through local vendors in your city.
DealExtreme - Online shopping for cool gadgets at the right price.
idealo - Idealo is a free to use mobile application that helps you to find products, compare price and make an informed decision.
Zalando - Zalando is a online retailer, offering Fashion and Lifestyle products.
Slickdeals.net - Slickdeals: The Best Deals, Coupons & Discounts on everything
Fasttech - Fasttech is one of the best platforms for buying gadgets and electronics at the best rates.