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Menstrual Cycle Calculator

Map out your full menstrual cycle — period, fertile window and luteal phase — based on your last period.

Medical disclaimer. Results are indicative estimates built on standard clinical formulas — not a diagnosis. For a personalised assessment, book a free consultation with our senior specialists.

Numbers only tell half the story.

Our senior fertility specialists offer free, private consultations — get context on what your result really means for you.

Book a free consultation