Ovulation Calculator — Predict Your Fertile Window & Ovulation Date

Ovulation Calculator

Calculate your ovulation date and fertile window to maximize your chances of conception. Track your menstrual cycle and understand your body’s natural rhythm.

Step 1: Cycle Information

28 days
14 days

Understanding Your Cycle

A typical menstrual cycle lasts 28 days, but can vary from 21 to 45 days. The luteal phase (after ovulation) is usually 12-16 days. Knowing your cycle length helps predict ovulation more accurately.

Step 2: Calculation Options

6 days

Maximizing Accuracy

Track your basal body temperature, cervical mucus changes, and use ovulation predictor kits for more accurate results. The fertile window typically includes the 5 days before ovulation and the day of ovulation itself.

Ovulation & Fertility Results

Summary
Cycle Breakdown
Future Predictions

Next Ovulation Date

April 15, 2023
Based on 28-day cycle starting March 28, 2023
Cycle Length
28 days
Fertile Window
April 10-15
Next Period
April 29, 2023
Pregnancy Test Date
May 13, 2023

Important Note

This calculator provides estimates based on average cycle patterns. Individual variations can occur. For conception planning or contraception, consult with a healthcare provider.

Menstrual Cycle Phases

Menstrual Phase
Day 1-5
Follicular Phase
Day 6-13
Ovulation Day
Day 14
Fertile Window
Day 9-14
Luteal Phase
Day 15-28

Common Ovulation Symptoms

Signs You May Be Ovulating

• Change in cervical mucus (clear, stretchy, egg-white consistency)
• Mild pelvic or lower abdominal pain (mittelschmerz)
• Slight rise in basal body temperature
• Increased sex drive
• Breast tenderness
• Light spotting

Future Cycle Predictions

Cycle Next Period Ovulation Date Fertile Window

Tracking Your Cycles

For best results, track your actual cycle dates over several months. This will help you identify your personal pattern and make predictions more accurate. Consider using a period tracking app to monitor your cycles.

Need Professional Fertility Consultation?

Connect with our fertility experts for personalized guidance, ovulation tracking assistance, and comprehensive fertility planning for your conception journey.

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