Are there are any fees or charges for adding my card to Apple Pay?

Apple Pay Terms of Use.
Apple, the Apple logo, Apple Pay, Apple Wallet, Apple Watch, Face ID, iPad, iPhone, iTunes, Mac, MacBook Pro, Safari, and Touch ID are trademarks of Apple Inc., registered in the U.S. and other countries and regions. For a list of compatible Apple Pay devices, see support.apple.com/en-us/HT208531