Tiny app to vibrate when a call is answered and/or has ended. Tested: * Phone (com.android.dialer) * Google Phone (com.google.android.dialer) * Simple Dialer (com.simplemobiletools.dialer) Permissions: * NOTIFICATION_LISTENER - scan for a call answer or end * VIBRATE - notify when a call is answered or has ended It is Free Open Source Software. License: GPL-3