Ovulation calendar online - Calculate your periods and find out when you are most likely to get pregnant!
Eve by Glow - A savvy sex & health app for women
Ovulation Calculator - Ovulation Calculator, Fertility Resources, and Facts on Pregnancy Tests and Ovulation Predictor Kits
Cycle - (taken from the man pages) DESCRIPTION
Periodic Calendar - What is Periodic Calendar?
LoveCycles - LoveCycles is an easy and fun to use period tracker (menstrual cycle calendar).