Which is better flutter or KIVY?

the community support for Flutter is stronger than Kivy because Flutter is backed by Google and it’s probably more famous as of now. Flutter uses Dart and Kivy uses Python. Depending on your language preference, there can be a preference for one over another. Performance: Flutter performs better on UI rendering.

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Does Flutter use native widgets?

Does Flutter use my operating system’s built-in platform widgets? No. Instead, Flutter provides a set of widgets (including Material Design and Cupertino (iOS-styled) widgets), managed and rendered by Flutter’s framework and engine . You can browse a catalog of Flutter’s widgets.

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