Shop and Save with Coupons & Cash Back Use RetailMeNot's website, mobile app or Deal Finder to find the best coupons, promo codes, & cash back offers to save on retail, travel, food, prescriptions & more. RetailMeNot has 2754 cashback stores and has an average rating of 9.5 out of 10 based on 20 reviews. 340 out of 2754 stores (about 12%) have the highest cashback rates in the market.