Best Due Date Calculator Apps

245+ iOS apps curated and reviewed

4.4 avg rating
19 free apps
Updated October 2026

Looking for free due date calculator apps? 19 of our 245+ tracked titles are free to download β€” no subscription, no trial. The rest are premium picks worth paying for.

Compare top Due Date Calculator Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Pregnancy Tracker App - WTEPregnancy Tracker App - WTEFree4.9β˜… (381K)YesNoNov 2026
2Due Date Calculator: FertilityDue Date Calculator: FertilityFree4.6β˜… (13)NoNoOct 2026
3Obstetrics CalculatorObstetrics CalculatorFree5.0β˜… (1)YesYesOct 2026
4Pregnancy + | Tracker AppPregnancy + | Tracker AppFree4.8β˜… (77K)YesYesNov 2026
5BabyCenter Pregnancy TrackerBabyCenter Pregnancy TrackerFree4.9β˜… (299K)YesNoNov 2026
6Pregnancy Tracker: Due DatePregnancy Tracker: Due DateFree4.5β˜… (2)YesYesOct 2026
7Due Date Calc: Baby ArrivalDue Date Calc: Baby ArrivalFreeβ€”YesNoMay 2026
8Pregnancy Due Dates CalculatorPregnancy Due Dates CalculatorFreeβ€”NoNoMay 2026

Top Picks for Due Date Calculator

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
#33in 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  • 🚫 Outdated or biased information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
Due Date Calculator: Fertility#2

Due Date Calculator: Fertility by ViralMD

For Fertility Treatments
Strong Contender
πŸ₯ Medical
4.6(13 ratings)
Free
Due Date Calculator: Fertility screenshot 1

This app calculates estimated due dates for pregnancy, particularly for those undergoing fertility treatments like embryo transfer or IUI. It can also determine due dates based on ovulation or natural conception.

5.0(1 ratings)
FreeAdsIn-App Purchases
Obstetrics Calculator screenshot 1
Obstetrics Calculator screenshot 2
Obstetrics Calculator screenshot 3
Obstetrics Calculator screenshot 4
Obstetrics Calculator screenshot 5
Obstetrics Calculator screenshot 6

This medical app provides a comprehensive suite of tools for calculating gestational age, estimated due dates, and various risk assessments related to pregnancy and women's health. It includes calculators for maternity leave, cervical assessments, and cancer risk estimations, designed for healthcare professionals.

More Due Date Calculator apps to explore

FAQ about Due Date Calculator

What are the best due date calculator apps for iPhone?
Pregnancy Tracker App - WTE tops our due date calculator 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 due date calculator apps we rank are free to download, including Pregnancy Tracker App - WTE and Due Date Calculator: Fertility.
Pregnancy Tracker App - WTE shows ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 245+ due date calculator apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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