Cardnook

Cardnook keeps all your loyalty and membership cards in one tidy wallet, so you can leave the plastic at home. Add a card by scanning its barcode or QR, picking a photo from your gallery, or typing the number. At the till, open the card and Cardnook shows the code full screen, brightened and ready to scan. WHY CARDNOOK . Every card in one place, sorted by what you use most . Works offline. Your cards live on your device first . Optional cloud backup when you sign in with Apple, Google, or email . Full control of your data: delete your cards or your whole account anytime . Clean, fast, and one-handed SUPPORTS QR, Code 128, EAN-13, UPC, Aztec, PDF417, and more. Cardnook shows a small banner ad to keep the app free. You choose your ad and tracking preferences, and you can back up or delete your data whenever you want.