Download the Uber app and be sure to redeem your Uber code within 14 days of activation to get a free ride. Uber provides licensed, professional drivers and on-demand car service reservations. By just sending an SMS with you're address or by making a request through the iPhone or Android apps, Uber can provide service to anywhere in the country. For more savings, check out our discounted Gift Cards for Uber. Commonly Asked Questions for Uber: How do I use my Uber promo code? Select Payment on the app menu, then Add Promo Code, type in the code, then tap Apply. How do I refer a friend on Uber? Create and share a referral code for Uber, and every friend that uses it earns you free rides. How do I get a discounted ride with Uber? Refer friends using your referral code and get a free ride up to $15. Is your first trip free with Uber? Sign up with a friend's referral code and get a discount on your first ride.