Free Online Calculator

Pregnancy Calculator: Get your estimated due date

Use our free Pregnancy calculator to find out your estimated due date.

Your Pregnancy Details

Current pregnancy week:
Current trimester:
Estimated due date:
Conception date (estimated):

First Trimester (Weeks 1-12)

During this period, your baby's organs are forming. You might experience morning sickness, fatigue, and breast tenderness.

Second Trimester (Weeks 13-26)

This is often called the "golden period" of pregnancy. Morning sickness usually subsides, and you'll start to feel your baby move.

Third Trimester (Weeks 27-40)

Your baby is growing rapidly. You might experience backaches, trouble sleeping, and Braxton Hicks contractions.

Understanding Your Pregnancy Journey: How a Pregnancy Calculator Can Help

Discovering you’re pregnant brings a whirlwind of emotions and questions. When is my due date? How far along am I? What developmental stage is my baby in right now? A pregnancy calculator can be your first step toward answering these questions and planning for the exciting journey ahead.

What is a Pregnancy Calculator?

A pregnancy calculator is a simple yet powerful tool that helps expectant mothers track their pregnancy timeline. By entering your last menstrual period (LMP) date or conception date, you can determine your estimated due date (EDD) and track which week of pregnancy you’re in.

Why Using a Pregnancy Calculator Matters

Accurate Planning

Knowing your due date allows you to prepare practically for your baby’s arrival. From scheduling prenatal appointments to planning maternity leave, this information serves as the foundation for your pregnancy journey.

Understanding Developmental Milestones

Each week of pregnancy brings new and exciting developments for your baby. A pregnancy calculator helps you identify which trimester you’re in and what developmental milestones your baby is reaching—whether it’s the formation of vital organs in the first trimester or the development of hearing in the second.

Better Communication with Healthcare Providers

Healthcare professionals typically track pregnancy progress in weeks. When you know exactly how far along you are, you can have more informed conversations during prenatal visits and better understand any medical advice provided.

How Our Pregnancy Calculator Works

Our calculator offers three methods to determine your pregnancy timeline:

  1. Last Menstrual Period (LMP): The most common method, which counts pregnancy from the first day of your last period.
  2. Conception Date: If you know when conception occurred, our calculator adjusts calculations accordingly.
  3. Ultrasound Dating: For the most accurate results, enter your ultrasound measurements to calculate your timeline.

The calculator also takes into account your average menstrual cycle length, as not everyone follows the standard 28-day cycle used in traditional calculations.

Understanding Your Results

Once you calculate your pregnancy timeline, you’ll receive information about:

  • Your current week of pregnancy
  • Which trimester you’re in
  • Your estimated due date
  • Approximate conception date

You’ll also see trimester-specific information about what to expect during each stage of your pregnancy.

Beyond the Numbers: What Each Trimester Brings

First Trimester (Weeks 1-12)

The first trimester is a time of rapid development. Your baby’s major organs are forming, and you might experience morning sickness, fatigue, and breast tenderness. It’s a crucial time for taking prenatal vitamins and making healthy lifestyle choices.

Second Trimester (Weeks 13-26)

Often called the “golden period” of pregnancy, the second trimester typically brings relief from morning sickness and a boost in energy. You’ll likely feel your baby’s first movements, and ultrasounds during this period might reveal your baby’s gender.

Third Trimester (Weeks 27-40)

As your due date approaches, your baby gains weight rapidly. You might experience backaches, trouble sleeping, and practice contractions. This is the time to finalize birth plans and prepare your home for the new arrival.

Take the First Step

Use our pregnancy calculator today to begin tracking your unique pregnancy journey. Remember that while our calculator provides accurate estimations, every pregnancy is different. Always consult with healthcare professionals for personalized care and advice throughout your pregnancy.

Our pregnancy calculator isn’t just a tool—it’s the starting point for the amazing journey you and your baby are about to embark on together.