🚀 Boost Login UX with Auto OTP Verification in React Native (Complete Guide)

OTP (One-Time Password) flows are critical—but poorly implemented OTP UX leads to drop-offs, delays, and frustration . This guide shows how to implement automatic OTP verification in React Native using: SMS Retriever (auto) SMS User Consent (fallback) ✅ With real working code 🔐 Why Auto OTP Matters Without auto verification: Users switch apps Copy/paste OTP Make errors With auto verification: ⚡ Instant login 🎯 Zero errors 📈 Better conversion 📦 Install Library npm install react-native-otp-auto-verify cd ios && pod install ⚡ Step 1: Get App Hash (IMPORTANT) This hash must be added to your OTP SMS. import { getHash } from ' react-native-otp-auto-verify ' ; const fetchHash = async () => { const hashes = await getHash (); console . log ( ' App Hash: ' , hashes [ 0 ]); }; 👉 Send this hash to your backend 👉 Backend must append it to SMS ( Medium ) 📩 SMS Format (Backend) Dear User, 123456 is your OTP for login. FA+9qCX9VSu ✔ Last line = app hash ✔ Required for auto detection ⚡ Step 2: Auto OTP