Hosting Flutter Web Applications on Back4app

In the ever-evolving world of web development, it’s essential to find the right hosting platforms that guarantee security, reliability, and flexibility.

Back4app emerges as one of the top contenders for hosting Flutter web applications. This article will guide developers through the process of hosting a Flutter web app on Back4app with ease.

Overview about Back4app

Back4app is an adaptable platform for developers looking to host web applications, particularly those built with Flutter.

Renowned for its secure and dependable environment, it is a one-stop solution that makes the Flutter hosting process seamless.

Whether you’re just getting started with Flutter or a seasoned developer, the platform offers a robust set of features to manage and scale your applications.

How to host Flutter using Back4app?

  • Configuring Webhosting and Custom Domain:
    • Begin with an empty Flutter application.
    • Navigate to ‘app settings’, followed by ‘server settings’.
    • Scroll to the ‘web hosting and custom domains’ section and click on settings.
    • Activate Back4app hosting, ensuring your chosen domain name is unique among Back4app users.
    • Save the unique domain address to your clipboard for future reference.
  • Deploying a Sample Website (for testing):
    • Head over to the ‘cloud code’ section.
    • Deploy a sample website to verify the setup.
    • Once done, open a new tab and paste your saved unique domain. If successful, your sample website will be accessible.
  • Creating the Flutter Web Build:
    • In your IDE (like Visual Studio), create a Flutter build by typing flutter create . This command creates all necessary files for a web application.
    • Next, type flutter create web. This command will compile everything, producing a web build.
    • Navigate to the ‘build’ folder to access the ‘web’ folder, which contains all necessary contents for deployment.
  • Using the Back4app CLI to deploy your App:
    • Utilize the Back4app Command Line Interface (CLI) to facilitate the upload.
    • Input b4a new to start a new project, opting for an existing project if necessary.
    • Provide a name for the project and let the CLI set up the required folders.
    • Within the generated folders, locate the ‘public’ folder. All content from your Flutter web build should be moved to this directory.
    • Inside your main directory, type b4a deploy to upload all relevant files to Back4app.
  • Opening the Flutter Web App:
    • Once uploaded, revisit Google Chrome and navigate to the ‘cloud codes’ section.
    • Refresh to observe the newly uploaded files.
    • You can now access your Flutter app from the given URL.


Back4app proves to be an instrumental platform for Flutter developers aiming for efficient hosting solutions.

With a few configurations and the power of the Back4app CLI, one can effortlessly deploy a Flutter web application.

If you’re on the lookout for a reliable hosting partner for your Flutter projects, Back4app should definitely be on your radar. Happy coding!


How to host a Flutter application using Back4app?

– Configure web hosting in Back4app settings.
– Deploy a sample site to verify setup.
– Generate Flutter web build in IDE.
– Use Back4app CLI to deploy your app.
– Access the app via the provided URL.

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