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Free Ovulation Calculator Online - Track Fertile Days & Plan Pregnancy

Use our free ovulation calculator to track your cycle, predict fertile days, and plan pregnancy. Simple, accurate, and mobile-friendly fertility tracker tool.

Ovulation Calculator

Track your fertile days with a simple, elegant design.

Last Period Date

Cycle Length (days)

Your Results

Ovulation Day

Fertile Window -

Next Period

Fertile Window Breakdown

Date	Fertility Level

This calculator provides an estimate only. For medical advice, consult a doctor.

How to Check Ovulation Date and Time

Understanding your ovulation cycle helps improve chances of pregnancy. Follow these simple steps to check your ovulation date using our calculator:

Select Last Period Date

Choose the first day of your last menstrual period from the calendar in the calculator above.

Enter Your Average Cycle Length

Most women have a 28-day cycle, but you can adjust it if yours is different (21–45 days).

Click Calculate

Our tool will instantly show your predicted ovulation date, fertile window, and next period date.

Plan Accordingly

Use the fertile days shown to plan for pregnancy or track your cycle more effectively.

Tip: Ovulation usually occurs about 14 days before your next period starts.

Frequently Asked Questions

What is Ovulation?

Ovulation is when your ovary releases an egg for fertilization. This typically occurs 14 days before your next period.

Why should I track ovulation?

Tracking ovulation helps you identify your fertile window, increasing your chances of conceiving naturally.

How accurate is this ovulation calculator?

Our calculator provides estimates based on your cycle length. For higher accuracy, track your cycle for a few months.

Is this tool free to use?

Yes! Our ovulation calculator is completely free and easy to use.

Can this tool help avoid pregnancy?

This tool predicts fertile days, which can help in planning or avoiding pregnancy. However, it should not be used as a sole method of contraception.

What Our Users Say

"This ovulation calculator made tracking my fertile days so simple. I finally understand my cycle!"

Ritika S.

"Easy to use and accurate. Highly recommend to anyone trying to conceive."

Priya K.

"A must-have tool for women tracking their cycles. Very helpful and reliable."

Ananya M.

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