https://upside.app.link/5QTVUdownload the Upside app for iOS or Android and use promo code: 5QTVU when you register. With the Upside app you can get up to $.50/gallon cash back on gas that you purchase at select stations. To use the app, search your local area and click “claim” for the station that you want to visit. Pay with your credit card at the station, and upload a picture of your receipt using the app to get the cash added to your account within a day or so. There is no minimum to withdraw to paypal, and a $5 minimum to get a check. You can also cash out for gift cards.

Update – Here are some new promo codes that work for new and existing users(go to profile and promo code to enter, these codes do stack)

  • 21FOR21 21 cents off
  • UPSIDE7 7 cents off
  • 20K20 20 cents off
  • 20KSECOND. 5 cents off
  • 20KPROMO  5 cents off
  • INSTACART20  20 cents off next 4
  • DOORDASH20  20 cents off next 4
  • SHOPPER20 20 cents off next 4

Update 2– Enter code: 7CENTBONUS to get 7 Cents off.
Update 3– enter code: 100mil to get 10 cents off.
Update 4– enter code: COMEBACK6 to get 6 cents off.
Update 5– enter code: SHOPPERS35 to get 35 cents off 2 fill ups.
Update 6 – enter code: GOPUFF35 to get 35 cents off 2 fill ups.
Update 7 – enter code: AMEX35 to get 35 cents off 2 fill ups.
Update 8 – enter code: USHIP35to get 35 cents off 2 fill ups and code: PERKSATWORK230 as well.