Due Date Calculator

Calculate pregnancy due date from conception date.

Enter Date

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Estimated Due Date

Key Milestones

Enter a date to calculate your estimated due date.

Step-by-step Solution

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About This Calculator

Calculate pregnancy due date from conception date.

Everything is worked out in your browser as you type, so your figures never leave your device.

Pro Tips

Results update as you type — change any field to see the effect immediately.

Check that every value uses the same unit before comparing results.

Use the copy button to paste the due date figures into a note or spreadsheet.

Nothing is sent to a server, so you can use this with private figures.