Gestational Age Calculator

Quickly estimate pregnancy age and due date with this free online calculator designed for expecting parents and healthcare providers.

Gestational Age Calculator IconA modern SVG of a pregnancy-related calendar and timeline symbol, representing gestational age estimation

Check It Yourself

About This Tool

This Gestational Age Calculator helps users determine the current age of a pregnancy based on input data such as the last menstrual period (LMP) or ultrasound measurements. The tool simplifies pregnancy dating for healthcare providers, midwives, and expectant parents by providing quick and reliable estimates.

Users can input the date of their last period or ultrasound scan. The calculator then applies standard obstetric dating formulas to compute the gestational age in weeks and days, as well as an estimated due date. Features include validation to ensure dates are logical and in correct formats, with prompts for missing or erroneous data.

The tool’s interface is designed to be user-friendly and accessible, with responsive layout suitable for desktop and mobile devices, high contrast colors for clarity, and keyboard navigation support. Results are displayed immediately after input, showing gestational age in a clear format, along with optional additional details like weeks remaining and due date.

Ideal for use in clinical settings, prenatal classes, or personal pregnancy tracking, this calculator enhances pregnancy management by offering accurate, easy-to-understand information. It can be integrated into healthcare portals, pregnancy apps, or educational websites, providing instant support for pregnancy timeline management.

How to Use

1. Enter the date of last menstrual period (LMP) or ultrasound scan in the input field.
2. Select the appropriate input method from the options.
3. Click the 'Calculate' button.
4. View the estimated gestational age and due date displayed below.
5. Use options to reset or export results as needed.

FAQs/Additional Resources

Find Quick Answers

How accurate is the gestational age calculation?

Can I use this tool beyond 20 weeks pregnancy?

What should I do if my due date changes after ultrasound?

Is this tool suitable for medical professionals?

Does the calculator support multiple languages?

User Reviews

See What Others Are Saying

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

John Doe

John Doe

CEO of Company

Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.

Explore Related Tools

More Solutions for Your Needs

Impedance Spectrum Calculator IconMinimalist illustration representing impedance calculations with a graph, circuit element, and spectral lines.

Impedance Spectrum Calculator

Calculate impedance and phase spectra of electronic components instantly with our free online ISR calculator, suitable for engineers and researchers.

Icon representing health and clinical assessmentA modern flat icon showing a medical shield with a clinical cross and a stylized heart graph inside, symbolizing health assessment tools.

Istath Score Calculator

Quickly compute the ISTA score for thalassemia patients with our free online calculator, aimed at healthcare providers and researchers.

SVG representing Islamic Inheritance CalculatorA modern, minimal SVG icon of a scale with Arabic script and inheritance symbols indicating legal distribution

Islamic Inheritance Calculator

Calculate Islamic inheritance shares quickly and accurately for estate distribution according to Sharia law, ideal for students, lawyers, and individuals.

Modern SVG of a scientific calculator with mathematical symbolsA minimalistic, high-contrast SVG icon representing a scientific calculator, featuring scientific symbols like sine wave, logarithm, exponent, and roots, centered and filled with bold lines with transparent background.

Scientific Calculator

A versatile, free online scientific calculator for students, engineers, and scientists to perform advanced mathematical functions quickly and accurately.

Your Feedback Matters

Help Us to Improve