Ovulation Calculator — Free Online Tool
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Ovulation Calculator

Predict ovulation date, fertile window, and menstrual cycle projections

Fertility Guidelines: Ovulation typically occurs 14 days before your next expected period. The fertile window spans 5 days prior to ovulation plus ovulation day itself. Enter your cycle details below.
Menstrual Cycle Parameters Input

Calculation Results

⚠️ Not medical advice. For reproductive health, family planning, and wellness reference only. Ovulation predictions are estimates based on averages and should not be relied upon as a sole method of contraception or fertility treatment.

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