Best EDD alternatives: apps like EDD - EGA calculator

10+ similar apps compared and reviewed

4.6 avg rating
10 free apps
Updated November 2026

EDD is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to EDD

OB Calc (cloud)#1

OB Calc (cloud) by Glen Botha

By a doctor, for doctors
Editor's Choice
🏥 Medical
5.0(5 ratings)
FreeIn-App Purchases
OB Calc (cloud) screenshot 1
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OB Calc (cloud) screenshot 4
OB Calc (cloud) screenshot 5
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This medical app helps obstetricians efficiently calculate key patient test date windows. It offers multiple calculation methods and allows for saving patient data and generating PDF reports. A free trial is available, followed by a subscription for full access.

OB Wheel#2

OB Wheel by Berkay Gurcesme

Due Date Calculator
Strong Contender
🏥 Medical
4.3(10 ratings)
FreeIn-App Purchases
OB Wheel screenshot 1
OB Wheel screenshot 2
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OB Wheel screenshot 4

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.

Due Date Calculator: Fertility#3

Due Date Calculator: Fertility by ViralMD

For Fertility Treatments
Worth Considering
🏥 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.

More apps like EDD

4
FAST Pregnancy Calculator
FAST Pregnancy Calculator
FAST Pregnancy Calculator
For Healthcare Professionals
Free

This medical app helps healthcare professionals quickly calculate pregnancy gestation weeks using last menstrual period dates or ultrasound scan data. It provides pregnancy progress information and is designed for busy medical staff.

Calculate gestation by LMPCalculate gestation by ultrasoundPregnancy progress information
🏥 Medical
(5)
free
5
Safe Delivery
Safe Delivery
Safe Delivery
Safe Delivery
Free

This app provides essential clinical guidance and training for obstetric and neonatal care. It offers evidence-based content, animated videos, and drug protocols to help healthcare professionals maintain and improve their skills in emergency situations. The tool supports lifelong learning and can be used offline.

Evidence-based clinical guidanceAnimated videos of proceduresDrug protocols and lists
🏥 Medical
(11)
free
6
OB Tracker for Care Teams
OB Tracker for Care Teams
OB Tracker for Care Teams
Shared Patient Tracking
Free

This app helps obstetric care teams track patients throughout pregnancy and postpartum. It allows seamless sharing of patient details with colleagues and keeps everyone updated. Features include flexible pregnancy dating, patient organization, and postpartum tracking.

Shared patient tracking for care teamsFlexible pregnancy dating calculationsOrganized patient lists by due date
🏥 Medical
(50)
subscription
7
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
8
Gestational Age Calculator App
Gestational Age Calculator App
Gestational Age Calculator App
Gestational & Pregnancy App
Free
🏥 Medical
(0)
9
EMDEX Reference
EMDEX Reference
EMDEX Reference
Nigeria’s Drug Reference Plus
Free

This app provides comprehensive drug and therapeutic information for Nigeria, including essential medicines, treatment guidelines, and drug product details. It features an interaction checker, diagnosis and management of prevalent diseases, and a natural health products compendium. Designed for healthcare professionals, it offers enhanced search and detailed drug information.

Comprehensive drug product databaseEssential Medicines ListStandard Treatment Guideline recommendations
🏥 Medical
(3)
ad-supported
10
Obstetric Tools: OB Calculator
Obstetric Tools: OB Calculator
Obstetric Tools: OB Calculator
Pregnancy wheel & newborn care
Free

This clinical toolkit provides obstetricians and midwives with a precise, fast, and comprehensive pregnancy wheel and calculator. It offers evidence-based results for optimizing patient care, even offline, and includes various essential medical tests and scales.

Advanced Gestogram (Pregnancy Wheel)Estimated Due Date (EDD) & Gestational Age (GA) calculationEstimated Fetal Weight (EFW) calculator
🏥 Medical
(4)
free with in-app purchases