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Join the #1 Pregnancy & Baby Tracker App that’s Trusted by Millions for Week-by-Week Guidance and Baby Tracking Tools.

What to Expect is the world’s best-known baby development and growth tracker app chosen by more than 15 million parents. We’re the parenting, infant and family planning brand, offering you a free all-in-one pregnancy and baby tracker app with thousands of medically accurate articles, daily pregnancy updates, expert baby growth tracking, and personalized parenting tips, so you'll always have reliable information at your fingertips.

Find guides for every step of your growing family’s journey—from starting a family and recognizing early signs of pregnancy to navigating motherhood, newborn care, and the baby and toddler years. Find support and connection with moms, parents, and parents-to-be throughout your pregnancy journey.

During Pregnancy

* Due Date Calculator that determines your due date based on last period, IVF transfer, conception, and ultrasound, while sharing fun facts about your baby
* Week-by-week pregnancy tracker with info about baby development, symptoms and family preparation tips
* Themed baby size comparisons, visual countdown and 3D videos showing baby development in utero week by week of pregnancy
* Helpful daily tips designed to support you at every stage
* Keep track of your bump, symptoms, pregnancy weight, kick counts, birth plan and memories with our My Journal tool
* Expert-reviewed articles on signs of labor, pregnancy symptoms, baby and mom’s health and helpful tips
* Registry Builder to help you with your baby list and registry
* Detailed pregnancy and baby product reviews and expert buying guides
* Expecting Twins? Learn about different types of twins and possible fetal positions
* Use the contractions counter to track the frequency and duration of contractions

After Baby’s Arrival

* Baby Tracker that lets you time and track baby’s feedings, log pump sessions, diaper changes, tummy time, and more
* Month-by-month and milestone tracker for each step of your baby’s life, from the newborn to the toddler stage
* Daily tips tailored to your baby’s age, stage, your postpartum recovery, and your parenting journey
* Record your postpartum symptoms, medications and memories
* Informative videos and 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
* Join community groups meet people with due dates in the same month, newborn care, mom’s health conditions, parenting styles and more

Family Planning

* Ovulation Calculator that pinpoints your most fertile days based on last period and cycle
* Due Date Calculator that helps you figure out baby’s potential due date when you’re trying to conceive (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
* 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 reviewed by medical experts, including the What to Expect Medical Review Board. It aligns with current health guidelines and Heidi Murkoff’s trusted books

Medical information comes from expert sources like ACOG, AAP, CDC, and peer-reviewed journals to ensure reliability and credibility.

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

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

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

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

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

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

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