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Medical-style pregnancy planning

Due date, milestone scans, and weeks pregnant โ€” all in one polished tool.

Use the forward calculator to plan from your last menstrual period, the backward calculator to reverse from your estimated due date, and the converter to switch between calendar dates and pregnancy weeks.

Conception

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NT scan

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Due date

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Pregnant mother in a calm, premium medical setting
Baby ultrasound image in a modern medical environment
Expectant mother portrait for pregnancy planning

Forward calculator

Enter the last menstrual period and calculate conception, NT scan, morphology scan, and estimated due date.

Conception Occurred

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NT scan (12 weeks)

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Morphology scan (19 weeks)

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Estimated Due Date (40 weeks)

May 27, 2027

Backward calculator

Start from the estimated due date and reverse the timeline to infer the LMP and related milestone dates.

Date โ‡„ weeks converter

Switch modes to calculate weeks pregnant from a date, or find the date when a specific week will be reached.

Hint

Choose a mode and calculate a date or week.

About the Pregnancy Scan Tracker

Pregnancy Scan Tracker is a free, browser-based health & lifestyle tool that gives you accurate pregnancy due date milestone calculator scan tracking results in seconds โ€” with no account and no data uploaded to any server.

This particular page focuses on the tracking workflow of pregnancy due date milestone calculator scan tracking; use it alongside the related tools below to cover adjacent scenarios without switching sites.

Every input you enter is processed locally, so results appear instantly and your figures stay private. Preset examples give you a fast starting point, and the output updates live as you refine your numbers.

Last updated September 2026 ยท Reviewed by the LoanPay Logic editorial team

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