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Period Delay Calculator Find out how many days late your period is, and whether the delay falls inside your usual range. First day of your last periodDay 1 is the first day of full bleeding, not light spotting. Usual cycle length (days)Count from day 1 of one period to day 1 of the next. Most … Read more

Cervical mucus fertility tracker Log your daily cervical mucus and get a predicted fertile window, ovulation estimate and today’s fertility level. Your cycle First day of last period Cycle length (days) Luteal phase (days) Today Log cervical mucus Date What do you observe? Note (optional) Save entry Cycle chart Entries this cycle Clear all data … Read more

PGT-A Euploid Probability Calculator Estimate how many of your embryos may be chromosomally normal (euploid) based on age and the number of blastocysts biopsied. Age at egg retrieval Use the egg donor’s age if using donor eggs Number of blastocysts to be biopsied Day of blastocyst development Mostly day 5Mostly day 6 or later Typical … Read more

Get Pregnant After the Birth Control Shot See when protection wears off and when pregnancy becomes more likely after your last Depo-Provera (DMPA) injection. Date of your last injection Type of shot Depo-Provera, injected into muscle (every 13 weeks)Depo-SubQ Provera 104 / Sayana Press (every 13 weeks) Age group Under 3535 or older Planning to … Read more

MSD Calculator Convert mean gestational sac diameter (MSD) into an estimated early gestational age. Three diameters Known MSD Length Width Height Mean sac diameter Unit Millimetres (mm)Centimetres (cm) Compare with LMP dating (optional) NoYes, enter first day of last period First day of last menstrual period Yolk sac / embryo seen? Not seen / not … Read more

Vanishing Twin Probability Calculator Estimate the chance that a twin pregnancy ends up as a single baby, based on gestational week and twin type. Current gestational week Weeks 5 to 14 (from last menstrual period) Twin type (chorionicity) Dichorionic-diamniotic (separate sacs and placentas)Monochorionic-diamniotic (shared placenta)Monochorionic-monoamniotic (shared sac)Not yet known Ultrasound findings Both heartbeats seenHeartbeats not … Read more

Can I Get Pregnant From This Intercourse? Enter the details of one specific encounter. This calculator explains the timing-related pregnancy risk factors in plain language. It does not give a single percentage, because no one can know that precisely from a cycle calendar. 1When did it happen? Date of intercourse 2Your menstrual cycle Cycle length … Read more

IVF Success Estimator Get an educational estimate of your chance of a live birth with IVF, based on age and key health factors. About you Age of the egg provider (years) Age at the time of egg retrieval Egg source Own eggs Donor eggs Height (cm) Weight (kg) AMH level A blood test of ovarian … Read more

Implantation Bleeding vs. Period Calculator Not sure whether that spotting is early pregnancy or your period on its way? Enter your details to compare timing, flow and symptoms. Your cycle First day of your last period The most recent full period before this bleeding Average cycle length (days) Usually 21–35, default 28 Usual period length … Read more