Pregnancy Calculator

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


Days passed: 126
Days remained: 154
Week: 18
Calculated date of birth: after 22 weeks



18 weeks pregnant
Length: 20 sm
Weight: 282 gr


If it’s your first pregnancy, the 18-th week is going to be the most exciting period for you, because you start to feel you child’s movements. But many young mothers experience this joy only during the 19-20-th week, especially if they had gained weight. Baby hears the sounds of blood flowing through your vessels, and sees a bit. Reacts to external noise.

Select the week of pregnancy to see more information

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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.