Choose the right tool
Start with the question you have today: growth measurements, feeding amounts, sleep planning, pregnancy timing, or printable tracking.
Baby calculator library
All Baby Calculators & Tools
Explore our full range of baby calculators and trackers to help you care for your little one.
Start with the question you have today: growth measurements, feeding amounts, sleep planning, pregnancy timing, or printable tracking.
Privacy-first calculators
Most calculators run in your browser. Use results as a helpful reference and discuss medical concerns with a qualified clinician.
Growth & Percentiles
Track your baby's growth with WHO/CDC percentiles
Baby Weight Percentile Calculator
Calculate your baby's weight percentile using WHO or CDC growth charts. See if your baby is growing on track.
Baby Height Percentile Calculator
Determine your baby's height percentile based on WHO or CDC growth charts. Track your baby's growth.
Baby Head Circumference Calculator
Track your baby's head growth percentile using reliable WHO/CDC charts. Monitor brain development.
Baby BMI & Weight-for-Length Calculator
Check your baby's BMI and weight-for-length percentile using CDC/WHO charts.
Corrected Age Calculator for Preterm Babies
Calculate your preterm baby's corrected age to track development milestones accurately.
Baby Developmental Milestone Checker
Check which developmental milestones your baby should reach at this age.
Baby Teething Tracker
Predict which teeth your baby may have at their current age based on typical teething patterns.
Printable Baby Growth Chart
Download a printable baby growth chart to track your baby's development over time.
Daily Care
Calculate daily needs like milk, diapers, and sleep
Baby Milk Intake Calculator
Estimate your baby's daily milk intake based on weight and age. Get feeding guidance.
Baby Vaccination Schedule
See the recommended vaccination schedule for your baby based on country guidelines.
Baby Sleep Schedule Calculator
Generate an age-appropriate sleep schedule for your baby to ensure healthy rest patterns.
Baby Diaper Needs Calculator
Estimate how many diapers your baby will need per day and per week. Plan ahead for diaper purchases.
Baby Calorie & Solids Introduction Calculator
Get age-appropriate daily calorie needs and a solids introduction schedule for your baby.
Breastfeeding & Pumping Tracker
Track your daily breastfeeding and pumping sessions, including total and average milk output.
Pregnancy
Track pregnancy progress and fetal development
Fun & Names
Predict eye color, check name popularity, and more