Cards allowed users to create cards and obtain them physically. The application offers 21 template designs across six categories, including "Thank You," "Holiday," "Baby," "Birthday," "Love" and "Travel," and allows users to customize photos and text within the card. Cards uses Location integration. Users who choose a Travel design will see the name of their current location displayed on the card. The app also reads GPS data from photos, so locations can be displayed even after the photo is taken. Cards keeps track of each card a user creates in its history. One card could be sent to multiple recipients.
When finished creating cards, users had the ability to have it created in a physical form and mailed. Users place orders using their Apple ID and password and include custom-designed postage if shipped within the United States. Each card is created from 100 percent cotton paper. Notifications appeared on the iOS device that the card was created on once the card had been shipped.