Pregnancy Conception Calculator
Conception dating is approximate; ultrasound dating prevails clinically.
Pregnancy Conception Calculator
YearMonthDay
Approx. conception
Jun 15, 2025
Due date
Mar 8, 2026
These tools provide general fitness estimates only and are not a substitute for professional medical advice.
How to Use This Tool
- Enter LMP.
- See rough conception date (LMP + 14 days) and EDD (LMP + 280 days).
- Use for planning conversations only.
Features
- 14-day ovulation approximation
- EDD alongside
- Privacy-first, local only