Fertility tools
Calculators for yourfertility journey
Simple tools to help you estimate key dates while planning pregnancy or tracking an early pregnancy.
Ovulation Calculator
Estimate your fertile window, ovulation date, best days to try, and likely next period.
Fertile windowBest days to tryNext period
Open calculatorDue Date Calculator
Estimate your expected delivery date, pregnancy week, and likely conception date from LMP.
LMP datingCycle lengthEDD
Open calculatorPregnancy Calculator
Estimate your due date, pregnancy week, trimester, and next milestone from LMP, IVF, or ultrasound dates.
LMP datingIVF transferUltrasound dating
Open calculatorThese tools provide estimates only. Your doctor may revise dates based on symptoms, cycle history, fertility treatment details, or ultrasound findings.