The Backendless SDK for Flutter provides backend support for Flutter web applications as well as Android and iOS mobile apps. Now, your Flutter app can enjoy all the functions and features of a Backendless backend on both web and mobile.
Read moreWhat can I use as a backend for a flutter?
You can use API of any Language like ( Node. js, Python, Java, PHP) as a backend and use flutter just to fetch the data. It is most effective approach for large applications! I recommend to use Firebase as Backend for small application and Node.
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