This free pregnancy conception calculator estimates a range of conception dates based on a provided due date, last period date, or ultrasound date.

Our conception calculator, also known as a reverse due date calculator, is the answer to the question "When did I conceive?" as it estimates when your pregnancy was conceived. When calculating conception based on the due date, we subtract 266 days (38 weeks).

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. From first day of your period to the first day of your next period. Ranges from: 22 to 44. Default = 28 Optional: Leave 28 if unsure. Get The Date! This is not a diagnosis.

Sep 26, 2024 · When is your baby due? Use this pregnancy calculator to find your due date based on the date of your last menstrual period, conception date, IVF three-day or five-day transfer date, or date of your last ultrasound.

Accurately calculate your pregnancy due date and explore our comprehensive week-by-week conception calendar. Stay informed about your pregnancy journey.

Jan 27, 2025 · With our conception calendar calculator, not only do you get an answer to the question when did I conceive and how many weeks am I pregnant?, but you can also learn a bit about when does conception happen, and how long does conception take.

This is a free online tool by EverydayCalculation.com to calculate baby conception date and the number of weeks into pregnancy from expected date of birth or due date.

Sep 26, 2024 · Use our Conception Date Calculator to find out the most likely date you conceived your little bundle. You may even be able to use your conception date to see how far along you are and when baby is likely to arrive.

This free conception calculator estimates possible as well as most likely dates of conception, and their corresponding due dates over six menstrual cycles.

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. Below the form you can find more information on the menstrual cycle, conception and estimated pregnancy dates.