Upside (formerly GetUpside) is one of the most popular gas-saving apps. It offers cash back at thousands of gas stations, grocery stores and restaurants. After downloading the app, you can search ...

Upside, formerly known as GetUpside, offers cash back on gas but also allows you to save on groceries and restaurants. Keep in mind that you may have to take a photo of your receipt in the app.

Grocery shopping is one of the most popular cash app categories to earn money back from purchases. You shop your favorite ...