Your iPhone and iPad already come with a standard calendar. You could always pick up premium calendars to use your iOS device to become more productive. Your smartphone can also help you hunt better. These 3 hunting calendar apps provide you with the right information for your upcoming hunting trips:
Hunting Aid: helps you plan your trips and predict specific days and times for hunting success. The charts show you the probability of success. Moon/sun information are included too.
Best Hunting Times: provides you with location specific information to improve your chances of having better hunting trips.. It covers sun/moon data, feeding/activity periods, compass, forecasts, and more.
Hunt Pro: this application has a Solunar calendar to show you the best hunting and fishing times. It has hunting calls too.
The conditions may not be right for you to hunt every day. The above hunting calendars help you plan your hunting trips more confidently.