Fetal Development Calculator

With the Fetal Growth Calculator, you can see the current size of your baby and its week by week development in the uterus.


How big is my baby?

The Fetal Development Calculator can calculate the size and weight of your unborn baby and help you to keep track of your baby’s growth in the womb. According to the number of weeks you have been pregnant, the Fetal Development Calculator determines the growth of your baby. To use the Fetal Growth Calculator, you simply:

  • Enter the number of weeks you’ve been pregnant. If you’re unsure as to the current length of your pregnancy, you can enter the date of your last menstruation or you can even use the Due Date Calculator to predict the weeks of your pregnancy.
  • Press the calculate button
  • Then you will receive the current estimated weight and size of your baby.  As well as this, the Fetal Growth Calculator provides an image to help you get an idea of the current size of the fetus.

If you don’t kwow when your baby is due, you can use this Due Date Calculator to predict when you will welcome the new member of your family. Check it out!

How reliable is the Fetal Development Calculator?

Like the majority of Online Calculators, the Fetal Development Calculator can only provide approximate results based on accumulated research and the experience provided by pregnant women. Every pregnancy varies depending on any number of variables and, for this reason in particular, we recommend visiting your doctor for more accurate results.