Start tracking your baby's growth today with the pregnancy and baby app chosen by more than 15 million parents. What to Expect, the world’s best-known, most trusted pregnancy and parenting brand, offers an all-in-one pregnancy and baby tracker app with thousands of medically accurate articles to help you navigate pregnancy and parenthood. Find guides for each step of your journey, from starting a family and pregnancy through the baby and toddler years. During Pregnancy * Due Date Calculator that reveals your due date based on last period, IVF transfer, conception, and ultrasound plus offers fun facts about your baby * Week-by-week pregnancy tracker with info about baby development and pregnancy symptoms * Themed baby size comparisons and visual countdown for each week of pregnancy * Helpful daily tips tailored to where you are in your pregnancy * Keep track of symptoms, pregnancy weight, kick counts and memories with our My Journal tool * Expert-reviewed articles on mom’s pregnancy symptoms and health * Videos showing baby development in utero during each week of pregnancy * Registry Builder to help you with your baby registry throughout your pregnancy * Pregnancy Weight Gain Calculator to see how your pregnancy weight is tracking * Detailed pregnancy and baby product reviews and expert buying guides After Baby’s Arrival * Baby Tracker that lets you time and track baby’s feedings, log pump sessions and diaper changes, record tummy time, and more * Pregnancy month-by-month and milestone tracker for each step of your baby’s life, from the newborn to the toddler stage * Daily tips customized by baby’s age and stage, your postpartum recovery, and your parenting journey * Record your postpartum symptoms, medications and memories * Videos and expert articles about sleep schedules, feeding tips, milestones, and baby’s growth and week by week development * Medically reviewed articles and info about baby’s health, doctor’s appointments and vaccines * Connections in Community groups related to your baby’s birth month, health conditions, parenting styles and more When Starting a Family * Ovulation Calculator that pinpoints your most fertile days based on last period and cycle * Pregnancy Due Date Calculator, which helps you figure out baby’s potential due date when you’re TTC * Ovulation tracker and early pregnancy signs, plus keep a journal of your feelings when you’re trying to get pregnant * Expert advice and articles to help you understand your cycle, signs of ovulation and pregnancy, fertility issues, adoption and surrogacy, and more * Supportive Community groups devoted to preparing for pregnancy and fertility treatments About Us All content on the What to Expect app is accurate, up-to-date and regularly reviewed by the What to Expect Medical Review Board and other pregnancy, baby and parenting health experts. It’s in line with the latest evidence-based medical information and accepted health guidelines, including the What to Expect books by Heidi Murkoff. The medical guidelines and recommendations on the What to Expect app come from highly respected expert organizations including the American College of Obstetricians and Gynecologists (ACOG), the American Academy of Pediatrics (AAP), and the Centers for Disease Control and Prevention (CDC), as well as from peer-reviewed medical journals and other reputable sources. For more about What to Expect's medical review and editorial policy, visit: https://www.whattoexpect.com/medical-review/ Do not sell my info: https://dsar.whattoexpect.com/ Use our pregnancy tracker app to help with happy, healthy pregnancy & baby! Let’s connect: * Instagram: @whattoexpect * Twitter: @WhatToExpect * Facebook: facebook.com/whattoexpect * Pinterest: pinterest.com/whattoexpect * TikTok: @whattoexpect