We are making easy shopping, saving time and money by using mobile application for iOS or Android - Costless. Here are some useful features and abilities for consumers: - shareable shopping lists with possibility to update it in real-time mode; - price comparison for different on/offline stores; - special offers and deals for on/offline stores and notifications; - shareable discount cards wallet; - providing information about stores (working time, contacts, location, product presence); - ability to order products as well as making pre-order (in case shopper want to get to shop personally); - analytics of purchasing history (family budget). As for brands/producers, retailers, we are providing marketing tools, consumers cross-stores behavior, consumption and other analytical information in the Costless for Business web-service.