MoonConnection.com offers a graphic moon phase calendar. MoonConnection provides free information about tides, eclipses, NASA moon missions and other moon-related topics. The Old Farmer's Almanac also offers a free moon phase calendar.
Luna Solaria is a free moon phase application that is available at the Apple App Store. An Android version of Luna Solaria is available for free at Google Play. Both apps provide information about moon phases, moon rise and set times as well as current position of the moon in the sky.
Moon phases are used to describe the appearance of the moon from Earth at any given time.The phases of the moon include new moon, waxing gibbous, waning gibbous, crescent and full moon.