Build a basic chat app using Flutter and Firebase

Undoubtedly, chat apps have become a hot topic of the town and have taken the world by storm in recent years. With 2 billion users accessing the WhatsApp messenger on a monthly bases and projected to generate the revenue of 4.8 billion in 2020, it is safe to say that the chat apps will not go anywhere in future. Monthly active users of the top 3 chat apps including WhatsApp, Facebook Messenger and WeChat have around 4 billion active monthly users.

Now the important question is “ how you can develop a highly functional chat app and what technologies you can use to create this app?”.

The simple answer to this question is: using Flutter with Firebase!

Flutter app development has taken the world by storm in terms of cross-platform mobile application development. You can use it to create pixel-perfect UIs, and many development companies use Flutter today.

You will learn to build a very basic version of chat application just to make sure we know how to implement Flutter and Firebase Concepts in real world applications.

The Steps to Develop Chat App in Flutter With Firebase :

Firebase Authorization: Sign in, Sign up and Sing Out

Firebase Firestore: Upload, Remove and Retrieve Data Stored in Cloud Firestore

Creating the Layout of the Chat App Screen

Final Linking of the Flutter Chat App with Firebase

Implement Search Functionality

Caching images to improve user experience