Best Baby Size Tracker Apps

249+ iOS apps curated and reviewed

4.8 avg rating
19 free apps
Updated October 2026

Pregnancy Tracker App is the household name in baby size tracker, but it's far from the only option. We track 249+ alternatives and competitors on iOS β€” many free, many higher-rated than you'd expect.

Compare top Baby Size Tracker Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Pregnancy Tracker App - WTEPregnancy Tracker App - WTEFree4.9β˜… (381K)YesNoNov 2026
2Coconut Baby: Track PregnancyCoconut Baby: Track PregnancyFree4.7β˜… (187)NoYesOct 2026
3Pregnancy + | Tracker AppPregnancy + | Tracker AppFree4.8β˜… (77K)YesYesNov 2026
4The Bump: Pregnancy & Baby AppThe Bump: Pregnancy & Baby AppFree4.8β˜… (40K)YesNoNov 2026
5Apricot Pregnancy TrackerApricot Pregnancy TrackerFree5.0β˜… (3)NoNoOct 2026
6Little Sprout: Pregnancy DiaryLittle Sprout: Pregnancy DiaryFree5.0β˜… (1)NoYesOct 2026
7BabyCenter Pregnancy TrackerBabyCenter Pregnancy TrackerFree4.9β˜… (299K)YesNoNov 2026
8Pregnancy Tracker: Baby BumpPregnancy Tracker: Baby BumpFree4.6β˜… (7.5K)NoNoNov 2026

Top Picks for Baby Size Tracker

Pregnancy Tracker App - WTE#1

Pregnancy Tracker App - WTE by Everyday Health, Inc.

Track Baby's Weekly Growth
Editor's Choice
πŸ₯ Medical
4.9😊(381K ratings)
FreeAds
#30in Medical
Pregnancy Tracker App - WTE screenshot 1
Pregnancy Tracker App - WTE screenshot 2
Pregnancy Tracker App - WTE screenshot 3
Pregnancy Tracker App - WTE screenshot 4
Pregnancy Tracker App - WTE screenshot 5
Pregnancy Tracker App - WTE screenshot 6

Track your pregnancy week-by-week with daily updates, baby development visuals, and symptom logging. Also includes tools for newborn and baby tracking, family planning, and expert-reviewed articles.

What We Love

  • πŸš€ Helpful information and videos
  • πŸ‘ Useful for tracking pregnancy and baby's development
  • πŸ‘ Great community support
  • πŸ‘ Easy to use and navigate
  • πŸ‘ Accurate and informative
  • πŸ‘ Comprehensive features
  • πŸ‘ Valuable resource for first-time moms

Room to Improve

  • πŸ› Freezing and lagging issues
  • πŸ” Inaccurate baby size comparisons
  • πŸ’¬ Toxic and unsupportive community
  • 🚫 Excessive ads and notifications
  • 🚫 Outdated or biased information
  • 🚫 Gender-specific language and assumptions
Coconut Baby: Track Pregnancy#2

Coconut Baby: Track Pregnancy by Duffy Ventures, LLC

Bump Size & Growth Tracker App
4.7(187 ratings)
FreeIn-App Purchases
Coconut Baby: Track Pregnancy screenshot 1
Coconut Baby: Track Pregnancy screenshot 2
Coconut Baby: Track Pregnancy screenshot 3
Coconut Baby: Track Pregnancy screenshot 4
Coconut Baby: Track Pregnancy screenshot 5
Coconut Baby: Track Pregnancy screenshot 6

This app offers a fun, weekly pregnancy countdown with size comparisons to everyday objects. Visualize your baby's growth and learn interesting facts throughout your pregnancy journey. Share your progress with loved ones and capture memorable "Belly Selfies."

Pregnancy + | Tracker App#3

Pregnancy + | Tracker App by Philips Digital UK Limited

Pregnant? Join over 80m moms!
Worth Considering
πŸ₯ Medical
4.8😊(77K ratings)
FreeAdsIn-App Purchases
#4in Medical
Pregnancy + | Tracker App screenshot 1
Pregnancy + | Tracker App screenshot 2
Pregnancy + | Tracker App screenshot 3
Pregnancy + | Tracker App screenshot 4
Pregnancy + | Tracker App screenshot 5
Pregnancy + | Tracker App screenshot 6

This app offers comprehensive week-by-week pregnancy information, expert advice, and interactive 3D models to track your baby's development. It includes tools for planning, organizing appointments, and creating a visual diary of your pregnancy journey.

What We Love

  • πŸš€ Excellent pregnancy tracking app
  • πŸ‘ Informative and useful features
  • πŸ’‘ Realistic 3D baby visuals
  • πŸ‘ Helpful weekly updates and articles
  • πŸ‘ Convenient appointment and weight tracking
  • πŸ‘ Seamless transition to Baby+ app

Room to Improve

  • πŸ› Inaccurate due date and week calculations
  • πŸ› Bugs with loading articles and content
  • πŸ’° Paywall after 14 weeks
  • πŸ€·β€β™€ Lack of customization and personalization
  • πŸ€·β€β™€ Limited support for twin/multiple pregnancies

More Baby Size Tracker apps to explore

FAQ about Baby Size Tracker

What are the best baby size tracker apps for iPhone?
Pregnancy Tracker App - WTE tops our baby size tracker apps ranking as of October 2026, with a 4.9-star average from 381K App Store ratings, and it's free to download.
Yes β€” 19 of the top baby size tracker apps we rank are free to download, including Pregnancy Tracker App - WTE and Coconut Baby: Track Pregnancy.
Pregnancy Tracker App - WTE shows ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 249+ baby size tracker apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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