This extension lets you manage your calls directly in your Smart Watch. You can now download Call handling smart extension for Android 1.2.14 in the Google Play Store. You can accept or reject a call. Send a message while rejecting a call. Mute a call. You can access your contacts, favourites and call log. We have the Call handling smart extension 1.2.14 APK for download as good for those who can’t download in the Google Play Store.