Pregnancy Due Date Calculator
Calculate your estimated due date with precision
📅 Your Results
🌟 Pregnancy Milestones
Typical windows for important appointments and milestones. Always follow your healthcare provider’s specific recommendations and schedule.
⚠️ Important Disclaimer
This tool is for educational purposes only and does not replace medical advice. Due dates are estimates and actual delivery can vary. Always consult your healthcare provider for personalized medical guidance.
📚 Medical References
Committee Opinion No. 700: Methods for Estimating the Due Date
WHO recommendations on antenatal care for a positive pregnancy experience
Pregnancy week by week – Due date calculator guidelines
Your pregnancy and baby guide – Working out your due date
Good clinical practice advice: First trimester screening
Understanding Your Pregnancy Due Date
Calculating your pregnancy due date is one of the most exciting moments for expecting parents. Our advanced Pregnancy Due Date Calculator provides accurate estimations using three scientifically-backed methods, ensuring you get the most reliable results for your pregnancy journey.
Three Calculation Methods Available
1. Last Menstrual Period (LMP) Method: The most commonly used approach by healthcare providers. Simply enter the first day of your last period and your average cycle length. Our calculator automatically adjusts for cycle variations, providing personalized results that account for cycles ranging from 21-35 days.
2. Conception/IVF Method: Perfect for those who know their exact conception date or have undergone IVF treatment. This method includes specialized options for Day 3 and Day 5 embryo transfers, ensuring accuracy for assisted reproductive technology pregnancies.
3. Ultrasound Method: Uses your ultrasound scan results to calculate the due date. Enter your scan date along with the gestational age measurements, and our calculator will provide the most accurate estimation based on fetal development.
Key Features & Benefits
Our calculator goes beyond basic date estimation. It provides comprehensive pregnancy information including current gestational age, trimester identification, countdown to due date, and estimated conception date. The tool also features calendar integration, allowing you to download your due date directly to your preferred calendar application.
Built with medical accuracy in mind, our calculator follows guidelines from leading healthcare organizations including ACOG, WHO, and Mayo Clinic. The responsive design ensures seamless use across all devices, while input validation prevents calculation errors.
Remember that due dates are estimates, and only about 5% of babies arrive exactly on their due date. Most babies are born within two weeks before or after the estimated date, which is completely normal. Always consult with your healthcare provider for personalized medical advice and pregnancy monitoring.
This tool is designed for educational purposes and should complement, not replace, professional medical care throughout your pregnancy journey.
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