Calendars are amazing, they can tell you all the days in the month without you even needing to flip a padge. One problem almost all calenders are now outdated with the new year; But no longer! I have made a fully polished digital calendar (with some extra features) . INSTRUCTIONS -Settings is that little transparent box in the bottom corner -Click on a day to highlight it -For mobile go on settings and click mobile -To adjust sound go on settings and use the slider to adjust sound