Pregnancy Due Date Calculator

Calculate your estimated due date and other key pregnancy milestones.

First Day of Last Menstrual Period:

Average Cycle Length (days):

Average Luteal Phase Length (days):

Estimated Conception Date:

Estimated Due Date:

Current Fetal Age:

This calendar shows fertility periods. Darker green indicates safer days for sexual activity if avoiding pregnancy.

Sun

Mon

Tue

Wed

Thu

Fri

Sat

Menstruation

Pre-fertile

Fertile window

Ovulation

Post-fertile

Safe days

Very safe days