Pregnancy Calculator

To calculate all data about your pregnancy, enter the 1st day of your last menstrual cycle.

Days passed: 84
Days remained: 196
Week: 12
Calculated date of birth: after 28 weeks

12 weeks pregnant
Length: 6.8 sm
Weight: 20 gr

Your uterus has widen by about 10 cm. Now it’s tight in the hips, so it rises into the abdominal cavity. With the help of sonogram doctor can more accurately determine the date of birth. Nails on fingers and toes began to form. It’s already has eating reflex – baby trains to eat your milk with its finger. You are its universe, its house, its nursery. Baby is very active in this period!

Select the week of pregnancy to see more information


Normal Pregnancy lasts about 40 weeks since the 1st day of your last menstrual cycle. Have you been already confused? Forget about calculations in your mind and notes in diaries – use our pregnancy calculator to find out the date of birth of your baby.

Using the Pregnancy Calculator helps to calculate the probable conception date, to estimate how long have you been pregnant, to know the fetal age and much more.

All you need is to enter the date of your last menstrual cycle and the amount of menstrual days in the data field, and push the button. On average a menstrual period lasts during 28 days, but it can differ from 22 to 44 days.