Pregnancy Calculator

Estimate your due date, pregnancy week, and trimester with our Pregnancy Calculator using your last menstrual period or conception date.

 

Pregnancy Calculator

Calculate your due date, current week, and pregnancy milestones

Last Menstrual Period (LMP)

First day of your last period

Due Date (EDD)

Expected due date (if known)

Today's Date

Current date for calculation

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Due Date

—

— days remaining

📅

Current Week

0 weeks

0 days

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Trimester

—

—

📆

Conception Date

—

Estimated

Pregnancy Milestones

Understanding Your Pregnancy

• First Trimester (Weeks 1-12): Early development, organ formation
• Second Trimester (Weeks 13-26): Growth, movement, gender visible
• Third Trimester (Weeks 27-40): Rapid growth, preparing for birth
• Full term is 39-40 weeks; early term is 37-38 weeks
• Due date is calculated as 280 days (40 weeks) from LMP

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