2025-07-31 00:00:00 GNP Tappa&Vai is the application that allows you to refuel at affiliated GNP stations directly from your smartphone and access the advantages reserved for you by entering the appropriate section. Download the app and register: forget about queues, cards, paper receipts... with Tappa&Vai you pay from your mobile phone and leave in an instant. Thanks to geolocation, reach the GNP station closest to you, choose the pump and the amount directly from your smartphone and refuel. At the end of the refueling you can share or download the virtual receipt.