Most productivity apps are aimed at professionals, and often seem to be aimed at top-level executives. Shifts, a specialty calendar app for shift workers, is different.
Apple iPhone and iPad users have had a great selection of calendar apps to choose from -- starting from square one with Apple's own built-in Calendar app. But what may be the best iOS calendar has recently been released for Android. Sunrise for Android will simplify your life, starting with making it easy to use a calendar.