Pregnancy Calculator
Calculate your estimated due date, gestational age, and track baby progress.
Estimated Due Date:
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Gestational Age:
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Current Trimester:
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Days until delivery:
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Calculate your estimated due date and current gestational age in weeks and days.
A reliable online pregnancy calculator that uses standard medical formulas to determine your estimated due date (EDD), current week of pregnancy, trimester, and countdown milestones.
How to Use
1. Input the first day of your last menstrual period (LMP).
2. Select your average cycle length (default is 28 days).
3. Click 'Calculate' to see your comprehensive gestational results and pregnancy countdown.
Key Benefits
- Accurate due date estimation based on LMP
- Real-time gestational age breakdown in weeks and days
- Live interactive countdown timer displaying days until delivery
- 100% secure and private, no logs of your dates are saved
Frequently Asked Questions
How is the due date calculated?
It is calculated by adding 280 days (40 weeks) to the first day of your last menstrual period, adjusted by your typical cycle duration.
What are the three pregnancy trimesters?
First trimester is weeks 1-13; second trimester is weeks 14-27; third trimester starts from week 28 until birth.