Free Calculators

Your Pregnancy & Postpartum Calculators

Simple, accurate tools for every stage of your journey — from your first weeks pregnant to life after baby arrives.

Weeks Pregnant

Find out how many weeks pregnant you are based on your last menstrual period.

Weeks Postpartum

See how many weeks postpartum you are from your baby's birth date.

Trimester Calculator

Find out which trimester you're in and how many weeks remain in it.

Months Pregnant

Get your pregnancy month the way people actually talk about it.

Days Pregnant

Get the exact number of days you've been pregnant, plus your week count.

Due Date Calculator

Enter your LMP and get your estimated due date with a full countdown.

Conception Date

Estimate when you likely conceived based on your LMP or due date.

Weeks Until Due Date

Count down to your due date in weeks and days remaining.

Days Until Due Date

See the exact number of days remaining until your due date.

Ovulation Calculator

Find your fertile window and estimated ovulation date based on your cycle length.

Advertisement

Frequently Asked Questions

How accurate are these calculators?

Our calculators use your entered dates and treat them as whole calendar days, giving consistent results no matter where you are in the world. For the most accurate pregnancy dating, always follow your healthcare provider's guidance.

Are these calculators medical advice?

No. These are informational tools only. For pregnancy and postpartum care, always follow the guidance of your doctor or midwife.

Do these work on my phone?

Yes! Every calculator is fully mobile-friendly and works on any screen size.

Where can I find your privacy policy and terms?

You can find them here: Privacy Policy and Terms of Use.