Free tools and calculators

Calm, no-signup tools for pregnancy and the first year. Each one is free, works on your phone, and links to the guides behind it.

Pregnancy

Due Date CalculatorEstimate your due date, weeks pregnant, and trimester from your last period.Contraction TimerTime how long contractions last and how far apart they are, with averages.Kick CounterTrack your baby's movements and learn what to do if they change.Pregnancy Weight Gain CalculatorYour recommended gain and weekly rate from pre-pregnancy BMI.Hospital Bag ChecklistA tested, printable list of what to actually pack.

First year

Vaccine & Well-Visit ScheduleA personalized well-baby and vaccine timeline from your baby's birth date.Growth Percentile CalculatorSee roughly where your baby sits on the WHO growth charts.Feeding CalculatorHow much formula your baby needs by weight and age.Sleep Schedule & Wake WindowsTypical wake windows, naps, and total sleep by age.Baby Gear FinderA two-minute quiz that builds your gear shortlist.Postpartum Recovery ChecklistAn interactive guide to the fourth trimester.