Accurately calculate your pregnancy due date and explore our comprehensive week-by-week conception calendar. Stay informed about your pregnancy journey. This conception calendar helps all pregnant women determine when they’ve conceived their baby or when are the best times to do so in the following 12 months.
Women planning pregnancy in 2026 should undergo fertility tests in January to identify early hormonal, metabolic, and reproductive risks that may impact conception. This free pregnancy conception calculator estimates a range of conception dates based on a provided due date, last period date, or ultrasound date. Our easy-to-use pregnancy calculator is the number one most popular way to calculate your due date based on the date of your last menstrual period or conception date, IVF transfer date, or the date of your last ultrasound. By entering either of these dates, the calculator provides a reliable estimate of your due date, helping you track your pregnancy with ease.
conception calendar, Calculate your likely conception date from your due date, last menstrual period, ultrasound, or IVF transfer date. Get a conception window estimate and link to your free personalized pregnancy report. Enter LMP, due date, or ultrasound to find your conception date and likely intercourse window - plus a clean timeline of key pregnancy dates. How to use BabyCenter's Conception Date Calculator Our Conception Date Calculator uses your due date to estimate when you got pregnant. (If you don't know your due date yet, just head over to our Due Date Calculator.) You might already have a strong suspicion as to when your pregnancy started – maybe it was an especially memorable occasion, or you were tracking your ovulation or using ...
