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Pregnancy Due Date Calculator

Calculate your estimated due date and pregnancy milestones.

Estimated Due Date

Wednesday, May 5, 2027

Currently

0 weeks, 0 days pregnant

Size

Vanilla bean seed

Full Term

Apr 14, 2027

Zodiac Sign

Taurus ♉

Birthstone

Emerald

2nd Trimester

Oct 28, 2026

3rd Trimester

Feb 3, 2027

1How to Use This Tool

  1. Select your calculation method: First Day of Last Period (LMP), Conception Date, or IVF Transfer.
  2. Enter the relevant date securely.
  3. If using LMP, optionally adjust your average cycle length for more accuracy.
  4. Instantly view your estimated due date, current gestational age, and trimester milestones.

FAQFrequently Asked Questions

Q. How accurate is the due date calculator?

This calculator uses standard medical formulas (Naegele's rule) to estimate your due date. However, only about 4-5% of babies are born on their exact due date. It serves as a great estimated window.

Q. How are the IVF transfer dates calculated?

IVF due dates are calculated by adding 261 days to a 5-day embryo transfer, or 263 days to a 3-day embryo transfer, which aligns with standard obstetrical guidelines.

Q. When does the second trimester officially start?

The second trimester typically begins at week 14 of pregnancy (or 13 completed weeks). Our calculator precisely maps these exact dates for you.

Accurately Track Your Pregnancy Timeline

Determining your estimated due date (EDD) is one of the most exciting initial steps of your pregnancy journey. The Pregnancy Due Date Calculator employs clinically standard obstetrical mathematics to provide a highly reliable estimate of when your baby might arrive. More than just a single date, this tool fluidly maps out your exact current gestational age and major trimester milestones seamlessly.

Multiple Calculation Methods Supported

Recognizing that every pregnancy journey is wonderfully unique, this utility supports three distinct calculation paradigms. The most common Last Menstrual Period (LMP) method utilizes Naegele's rule, allowing for granular adjustments to your unique cyclical length. For those tracking ovulation precisely, the Conception Date method provides an alternative vector. Furthermore, families undergoing fertility treatments are fully supported via the dynamic IVF Transfer logic, which perfectly accounts for both 3-day and 5-day embryo transfers.

Secure and Private Computation

Your health and family planning data is fundamentally private. This intuitive calculator executes its complex trimester math entirely within your native browser engine. None of your entered dates, IVF statuses, or cycle lengths are ever transmitted to external servers, guaranteeing complete digital privacy while empowering you to effortlessly plan for your beautiful upcoming arrival.

As your family grows, you might need to adjust financial plans with our Budget Planner or Retirement Calculator.