Period & Ovulation Calculator 🌸

Track your menstrual cycle, predict your next period, and find your fertile window.

First Day of Last Period
Cycle Length

Free Menstrual Cycle & Ovulation Tracker

Staying on top of your reproductive health is important. Our Period Calculator helps you predict when your next menstrual cycle will begin and identifies your most fertile days for ovulation tracking.

Why track your cycle?

  • Planning: Never get caught off guard by your period again. Plan your holidays and events with confidence.
  • Fertility: If you are trying to conceive, knowing your ovulation day and fertile window increases your chances of pregnancy.
  • Health Monitoring: Irregular cycles can be a sign of underlying health issues. Tracking helps you share accurate data with your doctor.

Disclaimer: This tool calculates predictions based on averages. Human bodies are unique and cycles can fluctuate due to stress, diet, or medical conditions. Do not use this tool as a form of birth control.