Enter your gym, pay for your groceries, get fast entry into the game, earn discounts and reward points, or indicate you’re old enough to purchase age restricted products all with the palm of your hand. Use the Amazon One app to sign up, manage your profile, and get access to all of our features and benefits! In the Amazon One app, you can: * Sign up for Amazon One. To sign up for Amazon One, you need to provide your Amazon.com account, phone number, and a valid credit card. Take a picture of your palm(s) using the app, then visit any of our locations and use Amazon One and we'll activate your profile. * Find an Amazon One location near you * Add memberships to access participating locations and events * Link loyalty programs to earn and redeem rewards * Attach your government issued ID to purchase age-restricted products * View and manage your Amazon One profile