Introduce the Upside Gas App and its features

Upside is a new app that is revolutionizing the way people buy gas. It allows users to pay for gas directly from their phone, without having to use a credit card or cash. The app also offers discounts at certain gas stations, making it an attractive option for drivers.
Describe how the Upside Gas App can save consumers money

The Upside Gas App can save consumers money by offering discounts at certain gas stations. This can help drivers save money on their gas expenses, and it can also help them avoid having to use a credit card or cash to pay for gas.
Offer a comprehensive review of the Upside Gas App

The Upside Gas App is a great new option for drivers who want to save money on their gas expenses. The app offers discounts at certain gas stations, and it also allows users to pay for gas directly from their phone. The only downside is that the app is not yet available in all states.