Phone Number Authentication in Flutter | Firebase Phone Auth Tutorial (iOS & Android)

Learn how to implement Phone Number Authentication in Flutter using Firebase step by step. In this tutorial, we’ll set up Firebase Phone Auth for both iOS and Android, including OTP (SMS verification), Firebase setup, and integration in your Flutter project. Whether you’re building a chat app, e-commerce app, or any authentication-based app, phone number login with Firebase is one of the most secure and user-friendly methods. 📌 What you’ll learn in this video: Firebase setup for phone authentication Enable Phone Sign-In in Firebase Console Flutter Firebase Auth integration OTP (SMS Code) verification in Flutter Complete working demo (iOS & Android) 👉 Perfect for Flutter beginners and intermediate developers!