expo Android/IOS nfc reader

Experience Log #6
ResolvedLearning
#expo#nfc
Created
2026-01-02T02:45:24.512Z
Last Updated
2026-01-02T02:45:23.447Z

Description

using expo framework for creating android/ios app to read specific supported nfc card to retrieve data. Using the react-native nfc manager package, the same function to read nfc IOS wont able test the nfc reading using the expo dev

Solution

Before building ios using eas buld, at the app.config.js needed to add following properties to gain ios access for using the nfc reader: "react-native-nfc-manager", { "nfcPermission": "Allow $(APP_NAME) to interact with nearby NFC devices.", "selectIdentifiers": [ "XXXXXXXXXXXXX", // NFC type identifier "00000000000000" // Generic identifier for broader compatibility ] }

expo Android/IOS nfc reader - Keith's Portfolio