Disclosed are methods and systems for provisioning payment card credentials to an Internet of Things (IoT) device that is associated with a companion application. In an embodiment, a mobile device processor displays a companion application user interface (UI) on a display screen, receives a user selection of an option to obtain payment card credentials from the companion application UI, displays a prompt for the user to provide user authentication data to the companion application, receives the user authentication data from a biometric sensor, and authenticates the user. The process next includes displaying a selection screen comprising one of an icon identifying the IoT device or an icon identifying the companion application and a list of payment card accounts, receiving a selection of a payment card account, transmitting payment account credentials of the selection to a wallet server computer, receiving a companion token from the wallet server computer, associating the companion token with the companion application, and transmitting the companion token to the IoT device associated with the companion application.