The 'Attributes' card displays any [Subscriber Attributes](🔗) that have been saved for the user and allows you to add new attributes or edit existing ones.

390


# Adding Attributes

To add a new attribute, tap the **+ New** button and enter the key name and value in the popup modal.

Attribute keys must follow certain restrictions, and some key names are reserved for RevenueCat. For a full list of key name requirements refer to the [Subscriber Attributes](🔗) guide. 

All attributes are strings

Remember that all attributes are saved as strings, even if you enter a number. Read more about the restrictions on [Subscriber Attributes](🔗).

# Next Step

  • [Attribution ](🔗)