Women's Health & Pregnancy Calculators
Free calculators for women: predict your next period and ovulation days, find your fertile window, and calculate your pregnancy due date and conception date.
Periods & ovulation (3)
Menstrual Cycle Calculator
Predict your next periods and ovulation days from the date of your last period and your cycle length, to plan ahead and track your fertile window.
Open calculator →Ovulation Date Calculator
Find your ovulation day and most fertile days from your last period and cycle length, to know the best time to try for a baby.
Open calculator →Conception Date Calculator
Calculate your fertile days and chances of pregnancy from the date of your last period, to plan conception or understand your cycle.
Open calculator →Pregnancy (3)
Pregnancy Calculator
Calculate your pregnancy due date and how many weeks pregnant you are from the first day of your last period, with answers to common pregnancy questions.
Open calculator →Estimated Due Date Calculator
Estimate your baby's due date from the first day of your last menstrual period and your cycle length, and see how far along you are.
Open calculator →Pregnancy Conception Date Calculator
Estimate the date you conceived from your last period, due date or ultrasound date, and see the window when conception most likely happened.
Open calculator →