Pregnancy Calculator

Find Your Due Date and Pregnancy Weeks

Use the calculator to get a personalized calculation of your due date, weekly progress, trimesters, and pregnancy milestones.

Step 1

Choose Calculation Method

Last Menstrual Period

Use the first day of your last period to Calculate. This method is based on a standard cycle.

Conception Date

Use your known conception date to calculate. This method is more direct and reliable.

Ultrasound Date

Use your scan date and measured gestational age to calcuate. This method is more accurate.

IVF Transfer Date

Use your embryo transfer date and transfer day for a more precise and clinic-based accuracy.

Step 2

Enter Your Details

📅 First day of last period (LMP)

🔁 Average cycle length

days

🥚 Date of conception

If you're not sure of the exact date, use your best estimate.

🩻 Ultrasound date

📏 Gestational age at scan

Found on your ultrasound report, e.g. "8 weeks 3 days".

🧬 Embryo transfer date

❄️ Transfer type

Note: Every method only gives an estimate. Accuracy is generally highest for IVF transfer and ultrasound dating, and slightly lower for LMP and conception-date methods. Only about 4–5% of babies arrive on their exact due date. This tool isn't a substitute for medical advice.

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Your results will appear here

Choose a calculation method and fill in your details, then tap on Find My Due Date.

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Author

Josiah Asuquo