In Wear 2.0, standalone are feature of the wear ecosystem. How cool it will be using wear apps without your phone nearby! There are various scenarios in which Wear devices used to be phone dependent, for example, to receive new e-mail notifications, Wear needed to be connected to the phone for Internet services. Now, wear devices can independently connect to Wi-Fi and can sync all apps for new updates. The user can now complete more tasks with wear apps without a phone paired to it.
The idea of a standalone application is a great feature of the wear platform. Wear 2.0 differentiates the standalone app through a metadata element in the Android manifest file.
Inside the tag <application>, the </application> metadata element is placed with com.google.android.wearable.standalone with the value true or false. The new metadata element indicates whether the wear app is a standalone app and doesn't require the phone to be paired...