Honey Science Corp., headquartered in Los Angeles, California, operates a browser extension that aggregates and automatically applies online coupons on eCommerce websites. It is a subsidiary of PayPal. Honey’s revenue comes from a commission made on user transactions with partnering retailers. When a member makes a purchase from select merchants, Honey shares part of their commission with the member in a cashback program. Users are notified of price drops and price history on selected items sold by participating online stores. Its browser extension is available on Google Chrome, Safari, Firefox, Opera, and Microsoft Edge.