🤰 Pregnancy Due Date Calculator
Calculate due date, current week and trimester
Estimated Due Date
Current Week—
Trimester—
✅ Due Date—
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Frequently Asked Questions
How accurate is a due date calculator?▾
Within ±2 weeks. Ultrasound in the first trimester is most accurate. Only 5% of babies are born on the exact due date.
What are the trimester dates?▾
Trimester 1: Weeks 1–12. Trimester 2: Weeks 13–26. Trimester 3: Weeks 27–40.