Best Ob Wheel Pregnancy Calculator Apps

248+ iOS apps curated and reviewed

4.5 avg rating
17 free apps
Updated August 2026

With an average user rating of 4.5★, the ob wheel pregnancy calculator category is one of the App Store's strongest. Browse all 248+ apps we track, sorted so the most loved ones surface first.

Compare top Ob Wheel Pregnancy Calculator Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1OB Wheel Pregnancy CalculatorOB Wheel Pregnancy CalculatorFree5.0★ (4)NoNoAug 2026
2Perfect OB WheelPerfect OB Wheel$1.994.9★ (3.6K)NoYesAug 2026
3Obstetrics CalculatorObstetrics CalculatorFree5.0★ (1)YesYesAug 2026
4OB WheelsOB WheelsFree2.3★ (15)NoNoAug 2026
5OB Wheel for PregnancyOB Wheel for PregnancyFree4.7★ (39)NoNoAug 2026
6Simple Pregnancy WheelSimple Pregnancy WheelFree4.8★ (85)NoNoAug 2026
7OB Wheel Pregnancy TrackerOB Wheel Pregnancy TrackerFree4.6★ (26)NoNoAug 2026
8Preg WheelPreg WheelFree4.0★ (62)NoNoMay 2026

Top Picks for Ob Wheel Pregnancy Calculator

OB Wheel Pregnancy Calculator#1

OB Wheel Pregnancy Calculator by Eudald Pons Boronat

Pregnancy calculator and diary
Editor's Choice
💪 Health & Fitness
5.0(4 ratings)
FreeIn-App Purchases
OB Wheel Pregnancy Calculator screenshot 1
OB Wheel Pregnancy Calculator screenshot 2
OB Wheel Pregnancy Calculator screenshot 3
OB Wheel Pregnancy Calculator screenshot 4

Calculate your pregnancy due date and gestational age with this modern tool. Track key milestones, view trimester insights, and set reminders for appointments. It offers a clean interface, offline access, and supports custom cycle lengths.

Perfect OB Wheel#2

Perfect OB Wheel by Evan Schoenberg

Obstetrics calculator
Strong Contender
🏥 Medical
4.9😊(3.6K ratings)
$1.99In-App Purchases
Perfect OB Wheel screenshot 1
Perfect OB Wheel screenshot 2
Perfect OB Wheel screenshot 3
Perfect OB Wheel screenshot 4
Perfect OB Wheel screenshot 5
Perfect OB Wheel screenshot 6

This app is a comprehensive obstetrics calculator that provides detailed pregnancy information. It offers flexible input options and displays thorough results including estimated due dates, gestational ages, and fetal growth estimates.

What We Love

  • 🚀 Extremely helpful
  • 🚀 Couldn't do my job without it
  • 🚀 Perfect wheel is well-named
  • 🚀 I love this app!

Room to Improve

  • 🐛 rip off to force you to pay more
  • 🐛 App stopped opening
  • 🐛 Stopped working after update 45
Obstetrics Calculator#3

Obstetrics Calculator by Alexander Snegirev

Worth Considering
🏥 Medical
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 Ob Wheel Pregnancy Calculator apps to explore

4
OB Wheels
OB Wheels
OB Wheels
by Joshua D. steinberg
Free

This app calculates due dates, gestational age, and reconciles sonogram and LMP dates using a digital OB wheel and calendar. It offers a familiar interactive wheel for precise date calculations, accounting for leap years.

Calendar calculator for EDD/EDCGestational age calculationInteractive digital OB wheel
🏥 Medical
(15)
free
5
OB Wheel for Pregnancy
OB Wheel for Pregnancy
OB Wheel for Pregnancy
Due date trimester calculator
Free

This app helps expecting mothers and medical professionals calculate due dates, track pregnancy trimesters, and monitor baby's growth and nutritional needs. It offers a countdown to the due date and provides essential information for informed prenatal care.

Calculate due dateTrack trimestersDetermine measurements
🏥 Medical
(39)
free
6
Simple Pregnancy Wheel
Simple Pregnancy Wheel
Simple Pregnancy Wheel
Wheel Out Pregnancy Dates
Free

Easily calculate gestational age and due dates based on your last menstrual period or due date. This app provides simple, straightforward tools for pregnancy tracking.

Calculate gestational ageDetermine due dateTrack pregnancy dates
🏥 Medical
(85)
free
7
OB Wheel Pregnancy Tracker
OB Wheel Pregnancy Tracker
OB Wheel Pregnancy Tracker
Due Date Countdown OBGYN
Free

This app helps you estimate key pregnancy dates, including your due date, conception date, and last period. It offers tools to adjust predictions based on ultrasound findings or a known due date. Consult healthcare professionals for precise medical advice.

Last Period EstimatorUltrasound Date AdjustmentConception Date Calculator
🏥 Medical
(26)
free
8
Preg Wheel
Preg Wheel
Preg Wheel
by Andrew Yu
Free

This app provides a digital pregnancy wheel for iPhone users, eliminating the need for a physical one. It allows for quick input of key dates and offers accurate results, accounting for calendar variations. The app also saves your information for future use and includes important dates for screenings throughout the pregnancy.

Input LMP, EDD, EGA, and IVF datesAccurate date calculations with leap year supportSave and restore input dates
🏥 Medical
(62)
free
9
OB Wheel
OB Wheel
OB Wheel
Due Date Calculator
Free

This app assists expectant mothers and healthcare professionals in tracking pregnancy with accurate due date calculations and weekly fetal development updates. It offers customizable features, health tips, and tools for clinicians to support patient care throughout the journey to delivery.

Accurate due date calculationWeekly fetal development trackerCustomizable reminders and tracking
🏥 Medical
(10)
free
10
Prego OB Wheel
Prego OB Wheel
Prego OB Wheel
Obstetrics calculator
$4.99

This app is a simple obstetrical calculator and patient tracker. It helps healthcare professionals quickly determine pregnancy dates, gestational age, and track patient progress. Save patient information and notes for easy reference.

Calculate pregnancy dates (LMP, ultrasound, conception, EDD)Determine gestational ageTrack pregnancies
🏥 Medical
(323)
free
11
OB Wheel Due Date Calculator
OB Wheel Due Date Calculator
OB Wheel Due Date Calculator
Pregnancy & Gestation Tracker
Free
💪 Health & Fitness
(0)
12
OB Wheel+
OB Wheel+
OB Wheel+
Pregnancy calculator for HCPs
Free

This medical app offers precise pregnancy calculations for healthcare professionals and expectant parents. It features multiple calculation modes, projected gestational age, and a timeline of key clinical milestones and screenings. Users can also filter milestones by trimester and compare fetal growth with relatable size comparisons.

Multiple calculation modes (LMP, EDD, IVF, GA)Projected gestational age calculationClinical milestone timeline
🏥 Medical
(1)
ad-supported
13
Dr. Campos Ros Pregnancy Wheel
Dr. Campos Ros Pregnancy Wheel
Dr. Campos Ros Pregnancy Wheel
OB gestational age calculator
Free
🏥 Medical
(0)
14
The OB Wheel Pro 7
The OB Wheel Pro 7
The OB Wheel Pro 7
Gestational Age Calculator
$1.99

This medical tool assists healthcare professionals in prenatal care by calculating gestational age, fetal weight, and risk tables. It offers a comprehensive suite of calculators for EDD, LMP, conception dates, and ultrasound biometrics, replacing multiple apps and physical wheels.

Gestational Age CalculatorUltrasound Biometric CalculatorFetal Weight Calculator
🏥 Medical
(5)
paid
15
Pregnancy Guide and Calculator
Pregnancy Guide and Calculator
Pregnancy Guide and Calculator
Complete Pregnancy Guide
Free
🔧 Utilities
(0)
16
Pregnancy Calculators Pro
Pregnancy Calculators Pro
Pregnancy Calculators Pro
Maternity and Motherhood
Free

This app helps healthcare practitioners and pregnant women track pregnancy progress. It calculates gestational age, estimated due dates, and fetal weight using various formulas. It also offers helpful tips and recommendations for diet, exercise, and antenatal care.

Gestational age calculationEstimated due date (EDD) calculatorFetal weight estimation
💪 Health & Fitness
(0)
ad-supported
17
Pregnancy Wheel Due Date
Pregnancy Wheel Due Date
Pregnancy Wheel Due Date
Gestational Age Calculator
Free
🏥 Medical
(0)
18
Pregnancy Calc
Pregnancy Calc
Pregnancy Calc
by Petr Mrazek
Free
💪 Health & Fitness
(0)
19
Pregnancy App.
Pregnancy App.
Pregnancy App.
Start tracking your pregnancy!
Free

Track your pregnancy week by week with this comprehensive app. It offers tools to monitor your progress, calculate your due date, and manage key pregnancy milestones like contractions and kicks. Stay informed and organized throughout your journey.

Track pregnancy week by weekPregnancy calendar and week informationCalculate due date
🏥 Medical
(23K)
ad-supported
20
OB Tracker & Pregnancy Wheel
OB Tracker & Pregnancy Wheel
OB Tracker & Pregnancy Wheel
Shared Patient Tracking
Free

This medical app helps track pregnancies and postpartum patients with detailed metrics and important dates. It allows secure sharing of patient information with colleagues via iCloud. A free version offers limited tracking, with subscriptions available for unlimited access.

Pregnancy and postpartum patient trackingCustomizable patient metrics and datesiCloud syncing for cross-device access
🏥 Medical
(47)
free with in-app purchases

FAQ about Ob Wheel Pregnancy Calculator

What are the best ob wheel pregnancy calculator apps for iPhone?
OB Wheel Pregnancy Calculator tops our ob wheel pregnancy calculator apps ranking as of August 2026, with a 5.0-star average from 4 App Store ratings, and it's free to download.
Yes — 17 of the top ob wheel pregnancy calculator apps we rank are free to download, including OB Wheel Pregnancy Calculator and Obstetrics Calculator.
OB Wheel Pregnancy Calculator has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 248+ ob wheel pregnancy calculator apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
OB Wheel calculates your due date based on your Last Menstrual Period (LMP) or Estimated Due Date (EDD). It also supports custom cycle lengths for more personalized calculations.
Yes, OB Wheel allows you to save multiple entries and review the history of past pregnancy calculations, making it suitable for tracking multiple pregnancies.