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Ovulation & Fertility Calculator

Fertility Calendar

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Ovulation Date
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Fertile Window
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Cycle Day
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Menstrual Cycle Overview

Period
Follicular
Ovulation
Luteal
Days 1-5 Days 6-10 Days 11-15 Days 16-28

Fertility Calendar

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Fertility Information

Fertile Window: This is the time when you're most likely to conceive. It includes the 5 days before ovulation and the day of ovulation.

Ovulation Day: The day when your ovary releases an egg. This is the peak time for conception.

Luteal Phase: The time after ovulation until your next period. If pregnancy occurs, this phase continues.

Menstrual Period: The days when you have your period. Fertility is lowest during this time.