Baby & Pregnancy Tools
27 free calculators, trackers, and guides to help you through pregnancy and your baby's first years. All based on CDC, WHO, and AAP guidelines.
CDCWHOAAP
Pregnancy
Pregnancy TrackerWeek-by-week pregnancy guide with baby size, development, and tipsDue Date CalculatorCalculate your estimated due date from LMP or conception dateOvulation CalculatorTrack your fertile window and ovulation daysContraction TimerTime contractions to know when to head to the hospitalKick CounterTrack baby's movements to monitor fetal well-beingGender PredictorFun prediction based on Chinese calendar and other methodsPregnancy BMI CalculatorCalculate BMI and healthy weight gain range for pregnancy
Growth & Development
Growth Percentile CalculatorPlot your baby on WHO/CDC growth charts for weight, length, and headWeight-for-LengthCheck if your baby's weight is proportional to their lengthHeight PredictorEstimate your child's adult height based on parental heightsAdjusted Age CalculatorCalculate corrected age for premature babiesWonder WeeksTrack developmental leaps and understand fussy periodsEye Color PredictorPredict your baby's eye color based on genetics
Feeding & Nutrition
Feeding Amount GuideHow much breast milk or formula your baby needs by ageBreast Milk StorageSafe storage times for breast milk at room temp, fridge, and freezerPumping ScheduleOptimal pumping schedule for working moms and exclusive pumpersMedicine Dosage CalculatorWeight-based Tylenol and Motrin dosing for infants and toddlers
Sleep & Schedule
Safety & Health
Baby-Proofing ChecklistRoom-by-room safety checklist for your homeCar Seat GuideFind the right car seat type and installation tips for your child's ageDiaper Size GuideFind the right diaper size based on your baby's weightEmergency ContactsPoison control, crisis hotlines, and state-specific emergency numbers