Google has unveiled version 2.2 of Flutter, which sports a new payment plugin and support for adaptive banner ads.

Square has announced the availability of two Square SDKs for Flutter, allowing developers to create cross-platform apps that can easily take payments.

Google's Flutter UI framework brings bug fixes and support for new features in Android 11 and iOS 14.

Google Flutter is a user interface (UI) toolkit that promises to do exactly that, giving you a way to develop UIs for Android and iOS from a single codebase.