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Pregnancy Due Date Calculator

Calculate your estimated due date from LMP, conception, or IVF transfer.

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Fast and simple
100% Free, no signup
Estimated due date
18 February 2027
280 days to go
Current week
0w 0d
Trimester
1st
Estimated conception
28 May 2026
Note: Estimates only. Only about 5% of babies arrive on their exact due date. Consult your OB/GYN for accurate dating, especially after the first ultrasound.
How it works

How to calculate due date

STEP 01
Pick a method: LMP, conception date, or IVF transfer.
STEP 02
Enter the relevant date.
STEP 03
See estimated due date, current pregnancy week, trimester, and days remaining.
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FAQ

Common questions