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 3120 cashback stores and has an average rating of 5 out of 10 based on 2 reviews. 191 out of 3120 stores (about 6%) have the highest cashback rates in the market.