Best Ob Wheels Apps

197+ iOS apps curated and reviewed

4.4 avg rating
18 free apps
Updated May 2026

Every iPhone needs a few good ob wheels apps. We benchmark 197+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Ob Wheels Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1OB WheelsOB WheelsFree2.3★ (15)NoNoJul 2026
2Perfect OB WheelPerfect OB Wheel$1.994.9★ (3.4K)NoYesJul 2026
3OB Wheel Pregnancy TrackerOB Wheel Pregnancy TrackerFree4.5★ (11)NoNoJul 2026
4OB Wheel for PregnancyOB Wheel for PregnancyFree4.7★ (27)NoNoJul 2026
5OB WheelOB WheelFree4.3★ (7)NoYesJul 2026
6Obstetrics CalculatorObstetrics CalculatorFree5.0★ (1)YesYesJul 2026
7OB Wheel Pregnancy CalculatorOB Wheel Pregnancy CalculatorFree5.0★ (3)NoNoMay 2026
8Gestational Age (baby's age)Gestational Age (baby's age)Free4.9★ (184)YesYesJul 2026

Top Picks for Ob Wheels

OB Wheels#1

OB Wheels by Joshua D. steinberg

Editor's Choice
🏥 Medical
2.3(15 ratings)
Free
OB Wheels screenshot 1
OB Wheels screenshot 2
OB Wheels screenshot 3
OB Wheels screenshot 4
OB Wheels screenshot 5

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.

Perfect OB Wheel#2

Perfect OB Wheel by Evan Schoenberg

Obstetrics calculator
Strong Contender
🏥 Medical
4.9😊(3.4K ratings)
$1.99In-App Purchases
#33in Medical
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
OB Wheel Pregnancy Tracker#3

OB Wheel Pregnancy Tracker by Jordan Zeleny

Due Date Countdown OBGYN
Worth Considering
🏥 Medical
4.5(11 ratings)
Free
OB Wheel Pregnancy Tracker screenshot 1
OB Wheel Pregnancy Tracker screenshot 2
OB Wheel Pregnancy Tracker screenshot 3

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.

More Ob Wheels apps to explore

4
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
(27)
free
5
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
(7)
free
6
Obstetrics Calculator
Obstetrics Calculator
Obstetrics Calculator
by Alexander Snegirev
Free

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.

Gestational age and due date calculationMultiple calculation methods (LMP, ultrasound, IVF)Maternity leave timeframe estimation
🏥 Medical
(1)
free with in-app purchases
7
OB Wheel Pregnancy Calculator
OB Wheel Pregnancy Calculator
OB Wheel Pregnancy Calculator
Pregnancy calculator and diary
Free

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.

Due date calculation from LMP or EDDGestational age and trimester trackingVisual progress wheel
💪 Health & Fitness
(3)
free
8
Gestational Age (baby's age)
Gestational Age (baby's age)
Gestational Age (baby's age)
Calculator & Prenatal Care
Free

This app helps healthcare professionals quickly calculate gestational age, estimate due dates, and track prenatal care. It offers tools for monitoring pregnancy progress, including clinical charts, fetal weight estimation, and patient history organization.

Gestational age calculation (LMP & Ultrasound)Estimated Due Date (EDD) calculationPrenatal care tracking
🏥 Medical
(184)
free with in-app purchases
9
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
10
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
(45)
free with in-app purchases
11
OB Wheel & EDD Calculator
OB Wheel & EDD Calculator
OB Wheel & EDD Calculator
Pregnancy Wheel & Calculator
Free
$2.99 | 100% OFF
🏥 Medical
(0)
12
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
13
Gestational Age (by Medfolio)
Gestational Age (by Medfolio)
Gestational Age (by Medfolio)
Fast and Intuitive Calculation
Free

This medical app calculates gestational age based on information from leading health organizations. It provides pregnancy development insights but is not a substitute for professional medical advice or diagnosis.

Gestational age calculationBased on ACOG guidelinesInformation from U.S. health departments
🏥 Medical
(2)
free
14
Pregnancy Tracker・App by Moms
Pregnancy Tracker・App by Moms
Pregnancy Tracker・App by Moms
Week-by-Week Baby Growth Guide
Free

This app guides expecting parents through pregnancy with daily insights into baby's development and maternal health. It offers tools to track vital signs, schedule appointments, and access helpful articles, ensuring a well-documented and confident journey to childbirth.

Week-by-week baby development updatesDaily health and pregnancy insightsTrack weight, blood pressure, and contractions
🏥 Medical
(14K)
free with in-app purchases
15
OB Pregnancy Wheel Made Easy
OB Pregnancy Wheel Made Easy
OB Pregnancy Wheel Made Easy
Probably worlds best OB Wheel
Free

This app provides accurate, evidence-based pregnancy calculations for healthcare professionals and expectant parents. It offers multiple dating methods, patient management, and comprehensive pregnancy information with a clean, professional interface.

Multiple dating methods (LMP, conception, ultrasound, IVF)Patient and pregnancy trackingInteractive pregnancy wheel visualization
🏥 Medical
(1)
free
16
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
17
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
18
OB Wheel Due Date Calculator
OB Wheel Due Date Calculator
OB Wheel Due Date Calculator
Due Date & Gestation Tracker
Free
💪 Health & Fitness
(0)
19
Vision It
Vision It
Vision It
by Vision Wheel, Inc.
Free

Visualize hundreds of custom wheels on your vehicle instantly using augmented reality. Avoid the hassle of in-person fittings and see how different styles look before you buy. This app provides a quick and easy way to preview your next set of wheels from home.

Augmented reality wheel previewHundreds of wheel stylesVisualize on your vehicle
🌟 Lifestyle
(30)
free
20
WheelPrice
WheelPrice
WheelPrice
Buy, Trade & Sell Wheels
Free

This app facilitates the secure buying, selling, and trading of wheels through a peer-to-peer marketplace. It offers purchase protection for buyers and a quick listing process for sellers, connecting them with a global audience.

Peer-to-peer wheel marketplaceSecure transaction executionPurchase protection program
🛍️ Shopping
(42)
free

FAQ about Ob Wheels

What are the best ob wheels apps for iPhone?
OB Wheels tops our ob wheels apps ranking as of May 2026, with a 2.3-star average from 15 App Store ratings, and it's free to download.
Yes — 18 of the top ob wheels apps we rank are free to download, including OB Wheels and OB Wheel Pregnancy Tracker.
OB Wheels has no ads and has no in-app purchases, according to its App Store listing as of May 2026.
We track 197+ ob wheels apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
OB Wheels is a medical app designed to help clinicians calculate important dates in pregnancy care. It includes a calendar calculator for EDD/EDC, gestational age calculation, and an interactive digital OB wheel.
The app's calendar calculator is accurate for leap years. The digital OB wheel allows for precise date calculations by zooming in on date hash lines.