1)   4WomenOnly 5.7
Monitoring women's health. Calculates the ovulation day, shows data about each day of your menstrual cycle, predicts children's sex and birth date. Calendar, irregular cycles, statistics, export, printing, password protection, etc.

 2)   JX Ovulation Calendar 1.1.73
JX Ovulation Calendar is an easy to use ovulation calculator for women. The program calculates your fertile days and considers your menstrual cycle's possible fluctuations to help you avoid unwanted pregnancy.

 3)   Wopla - Woman's Planner 2.0
Wopla - Woman's Planner is a family life planner application.

 4)   Ovulations & Fertility Dates Calculator 2.20.0.0
Pregnancy Calculator and Ovulation Calendar calculate and predict accurate for safe periods and dates for making love to avoid conception. Software provides best solution to increase your chances of getting pregnant and envisage ovulation.