Ovulation Calculator

Understand your body’s natural rhythm and optimize your fertility planning.

Cycle Parameters
28 Days
Fertility Guide

Input your last period start date and your average cycle length. We'll identify your peak fertile window to help you plan your journey with confidence.

Conception Stats
  • Egg Lifespan: 12-24 Hours
  • Sperm Lifespan: ~5 Days
  • Fertile Window: ~6 Days Total
Biological Clues

Look for an increase in clear, stretchy cervical mucus (similar to egg whites) as a physical indicator that your fertile window has begun!

Expert Tip

Consistency is key! Tracking your cycle over 3-6 months will help you identify your true "Average Cycle Length," making these projections significantly more accurate.

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