Flutter Phone Authentication Without Firebase. 24K subscribers Subscribe Jul 28, 2025 · Picture this: You’ve b

24K subscribers Subscribe Jul 28, 2025 · Picture this: You’ve built a beautiful Flutter app with Firebase OTP authentication. Showing a recaptcha (robot check) every time w 5 days ago · Phone numbers that end users provide for authentication will be sent and stored by Google to improve our spam and abuse prevention across Google services, including but not limited to Firebase. Enable at least one provider that supports multi-factor authentication. AndroidX brought a lot of changes in addition to FlutterFire plugins Aug 8, 2019 · I'm trying to register the user with phone number into firebase, but got an exception PlatformException(error, Cannot create PhoneAuthCredential without either verificationProof, sessionInfo, ortem App Features Login Using Phone Number. For backend, we are going to use Firebase auth. Enable Phone as a Sign-In method in the Firebase console. Showing a recaptcha (robot check) every time w Oct 8, 2024 · In this Flutter tutorial, you'll learn how to implement phone authentication using Firebase, perfect for beginners who want to add this essential feature to Jan 17, 2023 · This article will look at how to authenticate/verify a user’s phone number in flutter using Firebase. A few resources to get you started if this is your first Firebase project: Lab: Firebase for Flutter FlutterFire Plugins Lab: Firebase for Flutter FlutterFire Plugins A few resources to get you started if this is your first Flutter project: Lab: Write your first Flutter app Cookbook medimind_flutter MediMind is a personal medical safety app that stores health history and uses AI to warn users about unsafe medicines, duplicate drugs, and allergy conflicts—without diagnosing or prescribing. I want to use proper phone (sms) authentication for my app. One of the most used of these tools is … Apr 14, 2024 · Step into the future of user authentication with our latest tutorial on Phone Authentication in Flutter! 📱 Join us as we dive into the technicalities of in Firebase Auth provides many methods and utilities for enabling you to integrate secure authentication into your new or existing Flutter application. Mar 20, 2025 · This article provides an overview and breaks down the key details of Firebase Authentication. android firebase otp authentication signin flutter firebase-auth firebase-authentication firebase-backend phone-authentication firebase-phone Updated on Jun 15, 2021 Dart Sep 4, 2024 · Learn how to integrate the Firebase Phone Number Authentication package into your Flutter apps, ensuring security and an excellent user experience. We will be using firebasefirestore, Hello guys in this video I have shown you how to implement phone number OTP authentication in flutter using firebase. It covers what Firebase Auth is, a summary of its pricing, and the best alternatives to Firebase Auth. Oct 13, 2020 · Dive into Firebase Auth on Flutter: GitHub and Google Authentication Firebase includes various tools to help developers build, grow, and improve their apps. By the end, you’ll have a clear understanding of how to integrate this feature We would like to show you a description here but the site won’t allow us. Phone Authentication In Firebase Flutter | Firebase OTP | Authentication Tutorial 🔔 Don't Miss Out! Subscribe to "DevCode" and turn on the notification bell so you never miss an episode of this Jun 15, 2022 · Learn how to add Google-login to a Flutter app in less than 5 minutes. In this video, learn Flutter Firebase Authentication (Phone OTP) | Firebase Phone Authentication Tutorial. Oct 7, 2024 · But I don't want to use firebase as a authentication because I already have backend that I use in web version. There were couple of implementations on Medium but are out-dated and one article got it but that failed to explain some crucial concepts. Set up authentication through the Google Cloud Console and get started on Android, iOS, and Before starting with Phone Authentication, ensure you have followed these steps: 1. Android & iOS) platforms provide different functionality to validating a phone number than the web, therefore two methods exist for each platform exclusively: Native Platform: verifyPhoneNumber. FlutterFlow + Firebase To-Do List App Tutorial | Build a No-Code Flutter App FlutterFlow Music Player Boiler-Plate – Plug-and-Play Audio Widget + Firebase Guide Aug 24, 2023 · Everything is handled using aws services like cognito for authentication, dynamodb for data, SNS for push notifications, etc. Authentication state Firebase Auth provides many methods and utilities for enabling you to integrate secure authentication into your new or existing Flutter application. Native (e. g. A fast tutorial with to-the-point instructions. So I went through the docs and used phone signin and verified sms components that flutterflow provided. Aug 30, 2019 · From Auth0 article Is Passwordless Authentication More Secure Than Passwords? There has been a lot of questions and confusion on how to implement passwordless authentication with Flutter. Jul 15, 2022 · Here’s a comprehensive guide to adding Phone Verification to your Flutter Android app with Firebase. Flutter Phone Authentication, Flutter Firebase Phone Auth Tutorial For Beginners, otp authentication in flutterIn this video, we'll dive into phone authenti FlutterFlow + Firebase To-Do List App Tutorial | Build a No-Code Flutter App FlutterFlow Music Player Boiler-Plate – Plug-and-Play Audio Widget + Firebase Guide Secure Authentication: Built a dedicated AuthService layer to manage secure user sessions via Firebase Auth, ensuring a private and personalized experience. KidSafe is a professional-grade Flutter application designed to give parents peace of mind by providing real-time location tracking, SOS alerts, and safety monitoring for their children. Click on the Get started button (this may not be visible if you have already set up other forms of Authentication). The app helps users find new places, share experiences, and connect with others Authentication Methods Overview Authentication enables users to create accounts and log into your app, establishing a secure, verified connection. Learn how to set up Firebase, Firebase Phone Number Authentication is a cool feature provided by Firebase that allows developers to add an easy and secure way for users to verify themselves using their phone numbers in Flutter apps. In many cases, you will need to know about the authentication state of your user, such as whether they're logged in or logged out. Jun 27, 2021 · In this guide, we will see how we can authenticate a user using phone auth with firebase, and how to retrieve user information from firebase in a flutter application Jan 9, 2026 · Anyone using phone otp or email otp in there resent flutter project Without firebase ? Md. One of the most used of these tools is … Sep 30, 2020 · Follow this Flutter firebase auth tutorial for setting up and implementing Google Sign-In using Firebase authentication. Firebase Phone Authentication | Login with Phone number | Phone Auth Flutter Fly 4. For Step By Step Guide Follow Video Tutorial: Flutter Phone Authentication | Implementing Phone Auth Using Flutter & Firebase Flutter Phone Authentication With Firebase | Flutter 3 Updated Code Authentication state Firebase Auth provides many methods and utilities for enabling you to integrate secure authentication into your new or existing Flutter application. 4 days ago · FlutterFlow is a visual app builder that lets you create apps using a drag-and-drop interface, while still working on top of real Flutter code. The app has a beautifully designed interface that allows users to login using phone authentication OTP. Manually Entering OTP & Verifying it. envato. Lately, I’ve been diving A Note app built with flutter and integrate with Firebase for user authentication and backend database. Feb 14, 2023 · 16 I developed an app with Flutter and Firebase that uses the phone authentication feature for Android and IOS. This 2026 guide covers Android/iOS configuration, firebase_core initialization, and how to avoid the 6 common mistakes that waste hours of dev time. It abstracts Firebase Authentication and Firestore interactions while implementing a Jan 8, 2026 · Firebase Authentication Integration The AuthRepository class manages all Firebase Authentication operations, including email/password, OAuth providers (Google, GitHub), and phone number authentication. Apr 4, 2023 · This Flutter app includes a fully functional phone authentication feature with Firebase integration. Jan 8, 2026 · AuthRepository Implementation The AuthRepository class handles all authentication-related data operations, implementing a dual-persistence strategy with Firebase (remote) and Hive (local). Sep 11, 2025 · Learn how to implement secure authentication across iOS, Android, and web platforms in Flutter using Firebase. One of the popular methods is phone authentication. Don’t bother building your own authentication service and use this proven service instead! What is Firebase Authentication? Firebase Authentication is a simple way to verify a user without having to worry about storing credentials. 6 days ago · Firebase Authentication Review and stabilise Firebase Authentication flow Fix minor UI and logic issues Ensure proper session handling Ensure authenticated users are correctly linked to their Firestore documents Prevent duplicate or broken user states 3. Dec 15, 2019 · I am working on a scheduling app that will require the user to sign-in using their phone number. As such i have setup my firebase project and setup messaging services. This is a commonly used feature and is called Phone Authentication, in which a verification code is Oct 29, 2025 · Using multi-factor authentication with multiple tenants on any platform is not supported on Flutter. Important links:A longer version of th. Step-by-step instructions, code examples, and best practices included. Nov 9, 2024 · Overcoming Firebase Authentication Issues in Chrome Extensions If you’ve ever tried to implement Firebase phone authentication in a web environment, you know how smooth it usually runs. WalkWise is a Flutter-based mobile application developed to encourage community exploration and local discovery. I want to get device token and send it to backend and all push notification will get trigger in my backend. 2 days ago · Here’s what I’m looking for you to do: 1. Click on Phone (Under the 'Native Providers' section). Select the Sign-in method tab. 🛒 https://1. This article puts forward one approach to passwordless authentication on Flutter. Click on Finish. Search for and select the Log In action (located under Backend/Database > Firebase Authentication). It works by sending a One-Time-Password (OTP) to the user's phone number via an SMS, which needs to be provided in the app for the authentication to be successful. The first 10K verifications for both instances (USA, Canada, and India and All other countries) are provided for free each month. Jan 8, 2026 · The `AuthRepository` is the central data access layer for all authentication operations in the Flutter Starter Kit. market/DK0gQn In this instructional video, we provide a step-by-step guide on removing the reCAPTCHA screen from the phone authentication process in mobile apps using Firebase. For sign-in completion via mobile application, the application has to be configured to detect the incoming application link, parse the underlying deep link and then complete the sign-in. Ready to offer your users a fresh Sign-In experience? TL;DR: Do you guys know a way to manage authentication in flutter without Firebase (I would like to store users credentials in a MongoDB database)? --- I’ve started learning MongoDB and I wanted to try it in a Flutter project. Jul 18, 2023 · Once I added the sha-1 that corresponds to my apk, I put it in firebase and automatically the application responded to the authentication, but the problem is that when the apk is created from flutterflow, the sha-1 of each new apk is changed and is not constant, so Codemagic keys are not constant in my experience. The Firebase Authentication SDK for Flutter will manage the reCAPTCHA widget out of the box by default, however provides control over how it is displayed and configured if required. Everything works perfectly in development. Specify the project name, project location, and project type as Application, and select Web also in the Platforms section. All data is stored Implement secure Firebase Authentication with Claude Code. Ensure your app is verifying user emails. 2. KidSafe minimizes background battery usage by using distance-filtered location updates. Mar 30, 2024 · This beginner-friendly tutorial will guide you through the step-by-step implementation of phone auth with Firebase in Flutter. Can anyone tell me how to this? Jan 28, 2024 · Here is how to use Firebase Authentication in your Flutter app to authenicate your users without any effort. Oct 29, 2025 · Usage The Firebase Authentication SDK for Flutter provides two individual ways to sign a user in with their phone number. 4 days ago · Learn how Firebase AI Logic enables secure, backend-free Gemini API integration in Flutter apps. Enabling phone authentication in Firebase To enable authentication in the Firebase: Open the Firebase console and click on Authentication. Build the UI in FlutterFlow following my sketches, keeping it clean and responsive across phone, tablet, and browser. Is there any way to verify his phone number without a firebase phone authentication so the same user will not be registe Secure Authentication: Built a dedicated AuthService layer to manage secure user sessions via Firebase Auth, ensuring a private and personalized experience. Auto Verification of OTP. Flutter Firebase Scalable App A production-ready, enterprise-grade Flutter application demonstrating Clean Architecture, Bloc state management, and multi-flavor support. Official client side application of Open Codeyard Getting Started This project depends heavily on firebase. 3. PLAYLIST: • Flutter Starter Kit- UI UX, Backend, Fireb more Flutter plugin for Firebase Cloud Messaging, a cross-platform messaging solution that lets you reliably deliver messages on Android and iOS. Sep 20, 2025 · Step-by-step instructions for integrating Firebase Authentication into a Flutter app, covering setup, configuration, and implementing sign-in methods for seamless user login. In the dynamic world of applications, users can authenticate using various methods, including Email Login, OAuth, and phone authentication, among others. You add Firebase App Check for enhanced security, deploy to May 4, 2021 · I have use firebase Phone auth to verify phone number but it change the FirebaseAuth. Android: If you haven't already set your app's SHA-1 hash in the Firebase console, do so. 1 day ago · Flutter plugin for Firebase Auth, enabling authentication using passwords, phone numbers and identity providers like Google, Facebook and Twitter. Enable the Create User Document toggle and set the Collection to users. Find all the videos of the Firebase Tutorial in th Usage The Firebase Authentication SDK for Flutter provides two individual ways to sign a user in with their phone number. Set the Auth Provider to Anonymous. Everything works as expected except that the recaptcha is showing for Android. Firebase provides cross-platform app development SDKs, to help you build and run apps for Apple platforms, Android, the Web, Flutter, Unity, and C++. I felt there is no setp-by-step documentation for Firebase Phone Authentication in Flutter. MFA requires email verification. Every provider supports MFA, except phone auth, anonymous auth, and Apple Game Center. Jan 8, 2026 · Master the Firebase Flutter setup process in minutes. In this video you will learn how to remove recaptcha screen from phone authentication of flutter app firebase. Not limited to Firebase. Oct 10, 2022 · Most apps require user authentication to show relevant data curated for each user. Aug 19, 2020 · Is there any way to verify his phone number without a firebase phone authentication so the same user will not be registered with email/password and phone number (I want to register him once using his email and password and verify his phone number)? May 10, 2023 · Learn how to implement Google sign-in in Flutter without Firebase with this easy-to-follow guide. Covers social login, phone auth, and custom claims for Web, Flutter, and Mobile apps. What is Phone Authentication? Before today, I always used Firebase as database for my Flutter apps, so I used it also to manage authentication, but now after checking with Mongo if credentials are correct I don’t know how to “authenticate” the user and make his “authentication” persistent… Any idea? Add Anonymous Login Action On the button designated for anonymous authentication, add a new Action. Apr 29, 2024 · In this guide, I’ll demonstrate how to implement phone authentication using Firebase in a Flutter application. Mar 5, 2018 · On the Blaze plan, Phone Authentication provides a perpetual free tier. Nov 13, 2025 · This codelab guides you through building the authentication flow for a Flutter app, using Firebase for Authentication. Aug 19, 2020 · After registering a new user with email and password using firebase flutter. currentUser from google uid to phone authentication uid, which is not what i want. Jul 25, 2022 · Let your Flutter App users authenticate with GoogleOAuth2, using Flutter AppAuth, and connect with your backend. Create the Firebase project, link it to FlutterFlow, and enable any must-have services (Firestore, Authentication, Storage) that a lightweight utility app typically relies on. 📱🚀 As a MERN stack developer, I’m always looking to expand my technical horizons. From Web to Mobile: My journey building a full E-commerce App with Flutter. Send OTP to device. Jan 21, 2024 · Quick and easy implementation of Google sign in Flutter without using Firebase. Abu Musa 1 reaction · 19 comments James Smith Python Developers 1w · Public Urget need python developer for aumation project whatsapp : +91-8920308707 Naheemot Raheem and 21 others 22 reactions · 10 comments 󱎖 Hiring FlutterFlow and Firebase developers Jul 23, 2025 · Step by Step implementation Step 1: Create a new Flutter app in Android Studio Open Android Studio -> Go to New Flutter Project -> Select Flutter in the left tab and Flutter SDK Path and go to Next. iOS: In Xcode, enable push not Jan 21, 2024 · In this guide, I'm going to walk you through every step of the way, ensuring a Firebase-free integration of Google Sign-In into your Flutter app. Verify email link and sign in Firebase Authentication uses Firebase Dynamic Links to send the email link to a mobile device. Obviously, for flutterflow to work with push notifications i need to setup messaging within Firebase for android, ios, and web. In this flutter firebase tutorial, we will learn flutter firebase phone number OTP authentication. See Authenticating Your Clientfor information about finding your app's SHA-1 hash. The application will have a login screen, a ‘Register' screen, a password recovery screen, and a user profile screen. Dec 12, 2022 · Hello everyone, in this video we will be learning how to implement a phone authentication system in flutter and firebase. Build AI-powered hotel booking and hospitality experiences faster, smarter, and at scale. more May 19, 2021 · I have searched many websites and I didn't find a way to implement phone authentication in Flutter without using Firebase. Developers should ensure they have appropriate end-user consent prior to using the Firebase Authentication phone number sign-in service. It’s a low-code platform built on Google’s Flutter framework, with native Firebase integration and options for exporting your code if you want to continue development outside the platform.

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