Astrology tools
Free calculators that do the astronomy for you: a birth chart from your date, time and place, a compatibility checker for any two signs, a Moon phase calendar for any month, and a birthstone and zodiac stone finder. Everything runs in your browser.
Free toolBirth chart calculatorSun, Moon, rising sign, planets and houses, with a chart wheel.Free toolBirthstone finderYour month's birthstones and your sign's traditional stones.Free toolCompatibility checkerAll 78 sign pairings, with elements and aspects explained.Free toolMoon phase calendarExact phase times, daily illumination and Moon sign.