Can i use my phone as a card reader

[BFE]

Can I use my phone as a card reader?

[lilisalazar]

Yes! You can accept contactless cards, Apple Pay, and other digital wallets in person with Tap to Pay on iPhone. You will need an iPhone XS or above running iOS 15.5 or later.

Here's the steps to set it up on your phone - 
https://squareup.com/us/en/payments/tap-to-pay

Hope that helps!