Accurate pregnancy calculator based on LMP, perinatology due date, gestational age, EDD calculator pregnancy, EDC calculator, IVF due date calculator and pregnancy week calculator. Track your estimated delivery date, find out how many weeks pregnant am I and follow the pregnancy calendar day by day.
Calculate My Due Date All ToolsEnter your LMP (first day of last menstrual period) and cycle length to get your estimated due date instantly.
Accurately recording your LMP is the first step for every pregnancy due date calculator, gestational age calculator and pregnancy week calculator.
Follow the perinatology due date schedule and use our maternity calculator to never miss an appointment.
Keep your gestation weight within the healthy range calculated by our pregnancy weight gain calculator.
Reliable EDD calculator pregnancy based on LMP. Get your estimated delivery date and estimated due date in seconds.
Use CalculatorSpecialised IVF due date calculator for embryo-transfer pregnancies. Support day-3 and day-5 blastocyst gestational age calculation.
Use CalculatorInteractive pregnancy calendar and pregnancy tracker showing daily fetal development and symptoms.
Open CalendarInstantly answer “how many weeks pregnant am I?” and convert days into gestational age weeks & days.
Use CalculatorEstimate fetal weight from ultrasound parameters. A must-have perinatology calculator for parents and providers.
Use CalculatorHealthy weight-gain range for every BMI. Recommended by maternity calculator guidelines.
Use CalculatorCheck pre-pregnancy and current BMI with this quick maternity calculator and get personalised advice.
Use CalculatorEasy kick counter for the 3rd trimester. Part of our wider pregnancy tracker suite.
Start CountingTime contractions with one tap. Know when to leave for hospital using this simple maternity calculator.
Start TimerPredict your fertile window and ovulation day. The first step in any pregnancy calculator journey.
Use CalculatorQuick LMP calculator pregnancy helper for natural contraception or planning.
Use CalculatorNever miss an ultrasound or lab test. Automatic reminders based on perinatology due date standards.
View SchedulePreMami is a professional-grade pregnancy calculator and perinatology platform covering LMP, gestational age, EDD, EDC, IVF due date, pregnancy wheel, pregnancy calendar and pregnancy tracker tools.
All calculators are validated against ACOG and WHO guidelines to give expectant parents and providers the most accurate estimated delivery date possible.