Calendar Alarm (D-DAY)

The alarm sounds on the desired date.

Select the desired date from the calendar.

You can always see the schedule with the widget.

You can change the size and color of the calendar.

You can change the style of the widget.

The date alarm and month alarm apps have been integrated into the calendar alarm app.

If the alarm doesn't go off, go to dontkillmyapp.com and disable battery saver mode.