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 2837 cashback stores and has an average rating of 8.9 out of 10 based on 9 reviews. 328 out of 2837 stores (about 12%) have the highest cashback rates in the market.