Pregnancy Due Date Calculator
Estimate your due date based on your last menstrual period (LMP). Uses Naegele's rule: LMP + 280 days.
Estimated Due Date
Week
Current Week
w d
Days Remaining
Trimester
Est. Conception
This calculator uses Naegele's rule (LMP + 280 days). Actual due dates may vary. Please consult your healthcare provider for accurate estimates.