Track your menstrual cycle, predict next period, fertile window, and ovulation.
Next Period:
Fertile Window:
Ovulation Date:
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About This Tool

This period tracker helps you predict your next menstrual cycle, fertile window, and ovulation dates. It is useful for planning, monitoring cycle health, and understanding fertility.

How It Works

Enter your last period start date, average cycle length, and period length. The tool calculates your next expected period, fertile window, and ovulation based on standard cycle assumptions.

Advice

Your cycle may vary due to stress, lifestyle, or health conditions. Use this tool for general guidance, not medical diagnosis.

FAQs

Is this exact? No, it’s an estimate based on averages.
What is the fertile window? The days where you are most likely to conceive.
Can I rely on this for contraception? No, consult a healthcare provider for family planning.