A mobile app image
A mobile app image

Project information

  • Category: Mobile App
  • Client: Various customers
  • Project date: Aug 11, 2019
  • Project URL:

Whatsapp like Android and iOS Apps

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Mobile chat apps have become an essential part of our daily lives. From personal to professional communication, people are using chat apps to stay connected and exchange information. Building a mobile chat app can be a challenging task, but with the right features and best practices, it can be a successful venture. In this blog post, we will discuss the key features and best practices for building a mobile chat app.

Customer Context

Our client, a startup company, wanted to create a mobile chat app that could provide a user-friendly and secure platform for people to communicate with their friends, family, and colleagues. The client’s goal was to build an app that could compete with popular chat apps like WhatsApp and Facebook Messenger.

Challenge Faced

The challenge was to develop an app that could provide a seamless and secure chat experience while meeting the client’s requirements. The app needed to be user-friendly, fast, and reliable, with features that could enhance the user experience.

How We Overcame It

To overcome the challenge, we followed the best practices for building a mobile chat app. We created a scalable and reliable backend infrastructure using cloud services like AWS and Google Cloud Platform. We used technologies like Node.js, MongoDB, and Socket.IO to build the chat app’s backend. For the frontend, we used React Native to create a cross-platform app that could work on both iOS and Android devices.

We integrated the app with third-party APIs like Twilio for SMS and push notifications, and Google Maps for location sharing. We also implemented end-to-end encryption to ensure that the user’s messages and personal data were secure.

Key Features

The app’s key features included:

1. User Authentication:

Users could sign up and log in using their email address, phone number, or social media accounts like Facebook or Google.

2. Chatting:

Users could create individual or group chats, send text messages, photos, videos, and voice notes.

3. Push Notifications:

Users could receive push notifications when they received a new message or when they were mentioned in a chat.

4. Location Sharing:

Users could share their location with others in the chat.

5. Customization:

Users could customize their profile picture, display name, and chat background.

Best Practices

Some of the best practices we followed for building the mobile chat app were:

  1. Focus on User Experience: We made sure that the app was user-friendly and intuitive, with a clean and simple design.
  2. Security: We implemented end-to-end encryption to ensure that the user’s messages and personal data were secure.
  3. Scalability: We created a scalable backend infrastructure that could handle a large number of users and messages.
  4. Performance: We optimized the app’s performance by using the latest technologies and best coding practices.


Building a mobile chat app requires a lot of planning, hard work, and dedication. By following the best practices and incorporating key features like user authentication, chatting, push notifications, location sharing, and customization, you can create a successful chat app that can compete with the best in the market.


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