How many Weeks Pregnant am I

How many weeks am i if my due date is 21st Dec 2023
My due date is 21st Dec 2023 - how many weeks am I and when did I conceive?

You are: 2 Weeks 0 day Pregnant
Womb Gestational growth Starts Mar 16, 2023*

More about your Due date 21st Dec 2023
* Approximate based on real samples