Check Your Pregnancy Due Date With our free Tool Pregnancy Calculator

Pregnancy Weeks and Days Calculator

Enter your due date or last menstrual period (LMP) to calculate your current gestational age.

Your current gestational age is:

Calculate Your Pregnancy Due Date & Track Your Baby’s Journey

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Welcome to Pregnancy Calculator, your free pregnancy calculator by last menstrual period (LMP). With our easy-to-use tool, you can estimate your due date, check how many weeks pregnant you are, and understand what trimester you’re currently in.You can use our BMI Caluculator to check you BMI online.

What our pregnancy calculator does for you:

  • Calculate your expected due date (EDD) based on the first day of your last period.
  • Show your pregnancy week by week timeline, including trimester changes.
  • Offer a simple baby growth by week guide, so you know what’s happening at each stage.
  • Help you plan better with a clear pregnancy timeline calculator.

Whether you’re looking for a conception date calculator, a trimester calculator, or just a simple way to track your pregnancy progress online, our tool gives you reliable results instantly.

👉 Try our free pregnancy due date calculator online today and stay informed at every stage of your journey.

Why Use Our Tool:

At Pregnancy Calculator, we’ve designed our tool with clarity and accuracy in mind: no confusing medical jargon, just useful insights you can understand. Whether you’re a first-time mom or tracking your 2nd or 3rd pregnancy, our pregnancy calculator helps you plan, be prepared, and enjoy every stage.

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Use our Pregnancy Calculator now, and make this journey from conception to delivery a little easier. Curious about your body mass index too? Click over to our BMI Calculator to see where you stand.

How can I calculate my pregnancy due date at home?

You can calculate your pregnancy due date at home by using the first day of your last menstrual period (LMP). Our free online pregnancy due date calculator automatically estimates your expected delivery date (EDD), trimester, and pregnancy week.

What is the most accurate pregnancy calculator?

The most accurate method is an ultrasound scan, but our pregnancy calculator by last period is a quick and reliable tool for early estimates.

Can I use a pregnancy calculator without knowing my last period date?

Yes, some tools allow you to use your conception date calculator instead. However, the LMP-based calculation is the most commonly used method.

How does a pregnancy week-by-week calculator work?

A pregnancy week calculator counts 40 weeks from the first day of your last period. It then breaks down the results into trimesters and weekly milestones for your baby’s growth.

Is an online pregnancy calculator free to use?

Yes, our free pregnancy calculator online is available to everyone without cost. Simply enter your LMP and get instant results.