Pregnancy Calculators
Every tool you need from trying to conceive to delivery day – free, private and accurate.
Dating your pregnancy
Due Date Calculator
When will baby arrive?
OpenPregnancy Week Calculator
How many weeks pregnant am I?
OpenGestational Age Calculator
GA on any date
OpenLMP Calculator
From your last period
OpenIVF Due Date Calculator
Day 3 & Day 5 transfers
OpenConception Calculator
When did I conceive?
OpenFertility & early pregnancy
Tracking your pregnancy
Weight Gain Calculator
Healthy gain by week
OpenTrimester Calculator
Which trimester am I in?
OpenPregnancy Month Calculator
Weeks to months
OpenPregnancy Wheel (OB Wheel)
Digital gestation wheel
OpenTwin Due Date Calculator
Due dates for twins
OpenWhich calculator should I use?
- Just found out you’re pregnant? Start with the due date calculator.
- Want to know how far along you are today? Use the pregnancy week calculator.
- Need the gestational age on a specific date? Use the gestational age calculator or the pregnancy wheel.
- Pregnant through IVF? The IVF due date calculator uses your transfer date.
- Trying to conceive? The ovulation calculator and pregnancy test calculator help you time things.
Medical disclaimer: The results and information on this page are estimates for general education only. They are not a diagnosis and do not replace advice from your gynaecologist, obstetrician or midwife. If you have pain, bleeding, reduced baby movements or feel unwell, contact your doctor or call 108 immediately. Read the full disclaimer.