Gestational Wheel: EDD & GA

Forecast your due date and key pregnancy milestones from your last period, an ultrasound, conception, or a known due date.

Know your estimated due date in seconds. Enter your last period, an ultrasound date, or a conception date and see your due date, gestational age, and trimester at a glance.

WHAT YOU CAN DO • Estimate your due date from the first day of your last menstrual period (LMP) • Adjust the estimate using a dated ultrasound for a closer result • Already know your conception or IVF transfer date? Get your due date instantly • See current gestational age in weeks and days, plus your trimester • Follow week-by-week milestones as your pregnancy progresses • Work back from a known due date to other key dates

HOW IT WORKS

1. Pick a starting point: last period, ultrasound, or conception
2. Enter the date
3. Read your estimated due date, gestational age, and trimester

Full access is available through a subscription — choose weekly, yearly, or a one-time lifetime unlock.

Plan ahead with confidence and enjoy every week of your journey.

OB Wheel gives educational estimates only. It is not a medical device and does not provide a diagnosis. Always confirm dates and decisions with your doctor or midwife.

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