Ovulation Calculator



When do you ovulate? How do you know when you are ovulating? Use this free ovulation calculator (you can think of it also as a fertile days calculator) to generate an ovulation calender showing when you will ovulate next and your most fertile days for the next 7 cycles. In addition, you will find out the due date for each cycle if you are to get pregnant during your fertile days.

To use this ovulation caculator, simply enter the first day of your last period and the number of days in your cycle below, and click on the Get Your Ovulation Calander button. But first, remember to bookmark this site by pressing Control-D so you can return to the site at any time.



Ovulation Calculator


First day of your last menstrual period:



Cycle length:







Traditional Chinese Version 排卵期計算 Simplified Chinese Version 排卵期计算 German Version Eisprungkalender
Spanish Version Calculadora de Ovulacion French Version Calculer Ovulation Italian Version Calcolo Ovulazione

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