This mobile application was made for gas stations network. You do not need your cash or even a bank card, you do not even need to get out of your car to refuel it. All you need is a smartphone with a mobile app installed. This functionality is implemented through the appliance of QR codes directly to the gas pumps. The user scans the code with their smartphone, chooses the number of liters or the sum of money to be used, the proper amount is debited from the user’s account, the payment is credited, the gas station employee inserts the gun, the system identifies the type of fuel and the fuelling process starts. Meanwhile, the cash register prints the receipt remotely, thanks to the integration with the mobile application. Besides, a user can get an electronic version of the bill by email or right in the app. Application also gives an opportunity to make the remote purchases from the gas station shop. The list of all goods with their prices, features and information on their availability is right in the user’s hands, in his/her smartphone. You can have your own virtual cart and fill it with everything you need on your way to the gas station. Integration of a bank card makes it easy to pay for everything in advance and receive your purchase already packed at the cash register of the gas station.