On flutter, You can build apps with a single code base and run them on any platform.
Pros of Flutter mobile app development
Hot Reload
The hot reload feature leads to high developer velocity.
Pros of Flutter mobile app development
Faster Development
While you choose Flutter, you can develop apps faster than standard native applications.
Cons of Flutter mobile app development
Issues with iOS
Flutter is developed by Google. Therefore, developers are worried about the iOS implementation, as Google is directly interested in fixing bugs in no time
Cons of Flutter mobile app development
Dart
Dart, the programming language used to build Flutter applications. The limited number of developers using Dart Compared to JavaScript
To know more about pros & Cons of Flutter mobile app development