How do I order a Curve card? You can order a Curve card by downloading the Curve app to your phone. You can download the app from the App Store or the Play Store. Once you follow all the steps in the app, you’ll get a confirmation email to let you know your order is complete. Related articles How much does it cost? Where do I enter my friend’s promo/referral code? Am I eligible? How long until my order is approved? How do I spend my Curve Rewards points?