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Ovulation Calculator

Estimate your most fertile days and ovulation date based on your menstrual cycle.

Last Updated: July 31, 2024

Ovulation Calculator

Estimate your most fertile days to help you conceive.

Disclaimer: This is an estimate. For accurate predictions, track your cycle and consult a healthcare provider.

Estimated Fertile Window

Estimated Ovulation Date

November 2nd, 2025

Most Fertile Period

Oct 28 - Nov 3

About the Ovulation Calculator

Our **Ovulation Calculator** is a simple tool to help you predict your most fertile days based on your menstrual cycle. By estimating your ovulation date, you can identify your "fertile window." This is the period when you have the highest chance of conceiving.

How to Use the Ovulation Calculator

  1. Select the **First Day of Your Last Menstrual Period** from the calendar.
  2. Enter your **Average Cycle Length** in days.

The calculator will instantly estimate your next ovulation date and highlight your most fertile window.

Ovulation & Fertility FAQs

Embed Calculator

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