Just download upside which is a free cash back app that users can earn up to 25¢/gallon cash back on gas, but when you use promo code: AFF25 which is a sign-up bonus of 25¢/gal, which is stackable with your first offer for up to $0.45/gal in savings. For example, if you see an offer in the app for $0.20/gal, the code will make the cash back amount $0.45/gal. Some locations have a cashback limit of $10 per transaction.
Upside users will also earn up to 45% cash back at restaurants and up to 30% cash back at grocery stores. Upside’s growth is primarily powered by their peer-to-peer referral program. Users can earn a 15¢/gal bonus when they refer friends and give friends and family a 15¢/gal bonus. Referrers also earn 1¢/gal every time their referee gets gas using upside.