Big DeskClock - alarm & notify

This application makes your android device a desk clock. Feature: 1. Show date and time at your location. 2. Notify current hour on time by voice. * It can notify in the screen-off state, if you set. 3. Alarm with speaking of current time. * Only works when this app is running, Please use default alarm app when this app is not running. 4. Automatically start this app: boot and power plugging. * This function cannot be operated over android Q version. 5. Automatically exit this app on power unplugging.