Calculate your pregnancy due date, gestational age, and important pregnancy milestones. Free online pregnancy calculator.
Calculate your pregnancy due date, gestational age, and important pregnancy milestones with our free online calculator. Track your pregnancy journey week by week.
Enter your last menstrual period date above to see your pregnancy timeline.
Early development, morning sickness, fatigue. Baby's major organs begin to form.
Often called the "honeymoon phase." Energy returns, baby movements begin.
Baby grows rapidly, preparation for birth, nesting instincts.
37-42 weeks is considered full term. Most babies arrive between 38-42 weeks.
Typically occurs 14 days after the start of your last period (in a 28-day cycle)
Usually between weeks 11-14
Typically between weeks 18-22
Usually between weeks 24-28
This calculator provides estimates only and should not replace professional medical advice. Always consult with your healthcare provider for accurate pregnancy dating and medical guidance. Due dates are estimates, and only about 5% of babies are born on their exact due date.
The due date calculator provides an estimate based on the first day of your last menstrual period. Only about 5% of babies are born on their exact due date, with most arriving within 2 weeks before or after.
Naegele's rule is the standard method for calculating due dates: add 7 days to the first day of your last menstrual period, then subtract 3 months and add 1 year.
Yes, if you know your conception date, you can add 266 days (38 weeks) to get your estimated due date.