Why the date is an estimate
A due date marks 40 weeks from the first day of your last period. It’s a useful reference point rather than an appointment.
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Pregnancy countdown
See how much time remains until your estimated due date.
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Counting down
A gentle way to plan
Many parents like to have the essentials ready a few weeks before the due date — the hospital bag and newborn checklists can help.
Saving your date
Bookmark this page after calculating. We don’t store your date anywhere.
FAQ
Questions parents ask
Is 40 weeks the same as 9 months?
Roughly. 40 weeks from the last period is about 9 calendar months and a week.
What happens if I pass my due date?
It’s common. Your care provider will talk you through what happens next.
Can I share my countdown?
Yes — use Share to send it, or copy the text into a message.