Period Calculator

Take control of your menstrual health with our Period Calculator, a free and easy-to-use tool that helps you track your monthly cycle, predict your next period, and estimate your fertile window and ovulation day.

Just enter the start date of your last period and your average cycle length, and our calculator will do the rest. Whether you’re planning for pregnancy or just want to be prepared, this tool helps you stay ahead by providing an estimated schedule for your upcoming cycles.

Understanding your cycle is essential for maintaining your reproductive health and identifying irregularities. The Period Calculator is especially helpful for tracking symptoms, avoiding surprises, and scheduling around your menstrual cycle.

While the results are estimates, they offer a reliable guideline to monitor your body’s rhythm. For medical concerns or irregular cycles, always consult with a healthcare provider.

Stay in sync with your cycle and take the guesswork out of your period planning—completely free, private, and mobile-friendly.

FAQs – Period Calculator

Q: How does the Period Calculator work?
A: It predicts your next period based on your last period’s start date and average cycle length.

Q: Is it accurate?
A: It provides an estimate. Accuracy improves with regular cycles.

Q: Can I track ovulation too?
A: Yes, it also estimates your ovulation and fertile window.

Q: Is it suitable for irregular periods?
A: It may be less accurate; consult a doctor for irregular cycles.

Q: Is my data saved?
A: No, this calculator doesn’t store or share any personal data.