Pregnancy Due Date Calculator based on your last period (LMP) or conception date. Track how many weeks pregnant you are, your current trimester, and get a week-by-week breakdown of your pregnancy. Fast, accurate, and easy to use!

 Pregnancy Due Date Calculator: Track Your Weeks & Estimate Baby’s Arrival Easily

Becoming a parent is one of life’s most exciting journeys — and one of the first questions every expecting mom asks is, “When is my due date?” Whether you’ve just found out you’re pregnant or you’re trying to figure out how far along you are, using a reliable pregnancy due date calculator can help you estimate your baby’s arrival date and track your pregnancy week by week.

In this article, you’ll learn how to use a due date calculator from your last period, how it works, and how it can help you stay informed throughout your pregnancy. Let’s dive in!

 What Is a Pregnancy Due Date Calculator?

A pregnancy due date calculator is a simple tool that helps estimate when your baby might be born. It usually requires just one piece of information: the first day of your last menstrual period (LMP). Using this, the calculator counts ahead 280 days (40 weeks), which is the average length of a pregnancy.

So if you’re wondering, “How many weeks pregnant am I?” — this tool gives you the answer in seconds!

 How Does It Work?

Most pregnancy calculators by LMP are based on the Naegele’s Rule, which assumes ovulation occurred on day 14 of your cycle. Once your LMP is entered, it calculates:

• Your estimated due date
• How many weeks pregnant you are today
• Which trimester you’re in
• How many days are left until delivery

If you know your conception date, you can also use that for even more accurate results.

 Why Use a Due Date Calculator from Last Period?

The due date calculator from last period is the most common method used by doctors and midwives around the world. Why? Because most women don’t know exactly when they conceived, but they usually remember the first day of their last period.

This method gives you a reliable gestational age calculator output and allows you to track your baby’s development by pregnancy weeks.

 Track Your Pregnancy Week by Week

With a quality pregnancy tracker week by week, you’re not just calculating a date — you’re following your journey, step by step.

Here’s what a week-by-week breakdown can show:

• Baby’s size & development each week
• What symptoms you may expect
• Which trimester you’re in
• Medical tests or milestones you should prepare for

So next time someone asks, “How many weeks pregnant are you?” — you’ll have an exact answer!

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 Gestational Age vs. Pregnancy Weeks — What’s the Difference?

Many moms-to-be get confused between gestational age and pregnancy week. Here’s a quick breakdown:

• Gestational age is calculated from the first day of your last period, not from the date of conception.
• Pregnancy week is essentially the same but often rounded by doctors for easier tracking.

Using a gestational age calculator helps align your schedule with medical appointments and ultrasound scans.

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