Flutter is a very popular open-source mobile development platform. It was developed by Google and is an alternative to React-Native. Find out why you should build an app using flutter and if you’re thinking of building your next app with Flutter, this blog is a must-read. Cross-platform mobile apps may be easily and quickly created using the open-source Flutter software development kit. High-quality natively created apps for both platforms may be quickly made without having to separately design the code for iOS and Android apps. Both systems have the same codebase.